103 results about "Load file" patented technology

The invention provides a component strength simulation analysis method and system, electronic equipment and a storage medium, and the method comprises the steps: obtaining a load file of a to-be-tested component, the load file comprising load data of at least one group of working conditions; enabling a loading channel of the load file to correspond to a loading point of the finite element model file, identifying load data of each group of working conditions from the load file, and generating a strength analysis file of each group of working conditions; submitting the strength analysis file corresponding to each group of working conditions to a simulation solver for parallel calculation, and monitoring the solving state of each group of working conditions; if it is monitored that the solving state of any group of working conditions is successful solving, generating an intensity analysis result for any group of working conditions; and after determining that strength analysis results are generated in all working conditions, performing strength risk assessment on the to-be-tested part under each group of working conditions, and generating a strength analysis report. Based on full-process automatic strength simulation analysis which is not limited by the number of working conditions, the accuracy and efficiency of strength simulation analysis are improved.

The invention provides a playback method of a database load file, a medium, a product and equipment. The method comprises the following steps: in response to a playback instruction, obtaining a to-be-played-back load file; determining the original execution time of each to-be-played-back instruction and the original thinking time after the to-be-played-back instruction is executed according to the to-be-played-back load file, wherein the original thinking time is the interval time from the end of execution of the previous database instruction to the start of execution of the next database instruction; determining a target playback mode through the playback instruction; and in the playback process of the to-be-played-back load file, adjusting the original thinking time based on the target playback mode to obtain corrected thinking time, and performing playback according to the corrected thinking time. Through the method, a flexible time processing mechanism is realized, so that balance between execution time consumption and thinking time is optimized through a selectable playback strategy, and it is ensured that an original load can be played back efficiently, truly and controllably in different performance scenes.

The invention relates to the technical field of distributed storage system monitoring, and particularly discloses a metadata real-time monitoring method, device and equipment of a distributed storage system. The method comprises the following steps of: dynamically loading a file system mirror image to construct an initial memory metadata model by deploying an auditing service which is physically isolated from a main node and a standby node; subscribing metadata change event streams published by log nodes in real time, and incrementally updating the model after time sequence sorting and conflict detection; key dimension fields are extracted and converted into a structured format, and after batch compression, the key dimension fields are synchronized to an index engine to construct a dual-path index; and generating cross-level directory topology analysis, a user behavior portrait and storage block distribution early warning in response to query. According to the method, the problems of high time delay, metadata splitting and main node performance interference caused by offline analysis in a traditional scheme are solved, second-level updated full-quantity metadata acquisition and multi-dimensional real-time analysis are realized, and the monitoring efficiency and storage optimization capability of a massive file system are remarkably improved.

The invention discloses a system, device and method for writing data warehouse data into HBase, and the method comprises the steps: converting offline data into an Hfile format, obtaining Hfile files, and copying the Hfile files to a specified hdfs directory of Hbase in batches; after the batch copying succeeds, generating a state message for identifying that the batch copying of the Hfile files succeeds; and informing an online system application of the state message through kafka, so that the online system application can concurrently control each node of the HBase to load the Hfile files in batches in a Hfile data batch loading mode. According to the method and the device, the speed of writing the data in the data warehouse into the Hbase can be increased, and the load of online system application is reduced.

The invention belongs to the technical field of air conditioning system control, and discloses a heating ventilation air conditioning system energy consumption optimization method, device and equipment and a storage medium. Exporting the physical model of the heating ventilation air-conditioning system as an FMU file; an FMU file is loaded through an interface of Python, and an optimization solution algorithm is constructed; obtaining operation parameters of the target equipment based on the current cooling load by utilizing an optimization solution algorithm; the method comprises the steps that target equipment operation parameters are issued to register addresses of corresponding point positions of a heating ventilation air conditioning system to achieve energy consumption optimization control, a regional cooling system model is established by adopting a Buildings library in Modelica, the lowest power consumption serves as an optimization target, the genetic algorithm is used for solving the optimal operation working condition parameters of all subsystems under the condition that the cooling capacity supply requirement is met, and the optimal operation working condition parameters of all the subsystems are calculated according to the optimal operation working condition parameters of all the subsystems under the condition that the cooling capacity supply requirement is met. The problem of multi-device linkage can be solved, and automatic optimization control can be carried out on a complex system through a computer technology without depending on experience.

In a system and method for processing computer system events asynchronously for software security operations, a computer memory is configured for a read operation by a computer process. The computer process loads, based on a first event occurring during the read operation, at least one file in the computer memory. At least one thread of the computer process is generated. An execution of the at least one thread of the computer process is delayed based on a second event occurring after the first event. A security operation is performed on the process contemporaneously with the loading of the file in the computer memory and the blocking of the execution of the at least one thread of the computer process. The process is either un-delayed on completion of the previous security operation or other security operations performed on that process.

The invention discloses an overlay-based traceless data cleaning method, which comprises the following steps of: after a file system is loaded when a system is started, creating an overlay file system, and overlapping and mounting contents of a root directory into the overlay file system according to a data protection partition range set by a user; data generated in the process of using the operating system by the user is stored in the overlay file system; and when data cleaning is needed, calling shred to perform physical layer deep cleaning on all data in the overlay file system. According to the method, the disk space does not need to be wasted for backup in advance, the file is backed up only when the file is changed, the disk space consumption is small (only the changed file is backed up), and the implementation (cleaning and restoring) time is short.

The invention discloses an updating and upgrading system. The system comprises a main control unit and an online loading component. The online loading assembly is realized based on an FPGA platform and is provided with an I / O port capable of customizing physical characteristics. The main control unit is connected and communicated with the on-line loading component through an optical fiber, and the equipment to be updated is connected with the I / O port through an RS422 physical channel. And the main control unit sends equipment search and state query instructions to the online loading component by using an SRIO protocol. The online loading component checks the equipment state, requests to load a file and sends the file to the main control unit; and the main control unit sends the loading file to the online loading component based on an SRIO protocol, and the online loading component transmits the loading file to the to-be-updated equipment by using an RS422 and / or SPI protocol to finish remote updating and upgrading operation. The online loading component is provided with a plurality of customizable I / O ports, supports various physical characteristic connections, and is convenient to communicate with different devices and update and upgrade.

The embodiment of the invention discloses a binary loadable file downloading method and device, equipment and a medium. The method comprises the steps that a binary intermediate file generated after a program source code is compiled and a binary link file of a module where the binary intermediate file is imported are obtained; converting the binary intermediate file into a binary loadable file according to the binary link file; in response to a downloading command stream, downloading the binary loadable file to a resource-constrained device to obtain a binary execution file; wherein the binary loadable file comprises a first segment, a function segment, a global segment and a code segment. According to the technical scheme provided by the embodiment of the invention, the downloading and execution efficiency of the WebAssessment module in the resource-constrained equipment can be improved, and the resource consumption of the equipment is reduced.

To eliminate labor and error associated with manual PDF import and approval document creation, and to achieve efficient and accurate information processing.SOLUTION: A system includes: means for automatically reading content by storing a PDF file in a folder and providing a URL; and means for instantly generating a required item for an approval document by entering an estimate.SELECTED DRAWING: Figure 1

The invention discloses a data insertion method and device, a storage medium and electronic device.The data insertion method comprises the steps that according to a preset naming strategy, the file name of a to-be-installed file is analyzed so as to determine a template identifier of an installation number template corresponding to the to-be-installed file, and the template identifier is used for uniquely identifying the installation number template; obtaining the installation number template through the template identifier, and analyzing at least one label value and at least one dictionary value in the installation number template based on a template structure through a configuration item template processor, determining a file type and a target database table of the file to be packaged according to the at least one label value and the at least one dictionary value; and inserting the first data in the file to be loaded into the target database table through an analyzer corresponding to the file type. By adopting the technical scheme, the problem that the data loading scheme cannot adapt to different types of files to be loaded and different types of library tables to be loaded is solved.

The application relates to a data loading method, device and computer equipment. The method comprises the following steps: obtaining loading configuration information of to-be-processed file data; pre-processing the to-be-processed file data according to the loading configuration information, obtaining to-be-loaded file data meeting a preset loading condition; and loading the to-be-loaded file data to a target database. The method can avoid problems such as human resource waste, low efficiency, untimeliness and inaccuracy caused by manual scheduling.

The application provides a method and device for generating test data, relates to the technical field of testing, and can be applied to the financial field or other technical fields.The method comprises the following steps: obtaining a table header field of a to-be-loaded file, creating a data table which is the same as the table header field; the data of the data table except the table header field is empty; generating record data used as benchmark data in the data table according to an interface document attribute of the to-be-loaded file; and generating test data corresponding to an abnormal test data type in the data table according to the interface document attribute and the record data.The device executes the above method.The method and device for generating test data provided in the embodiment of the application can improve the work efficiency of test data acquisition.

The invention discloses a media asset library content exchange method and system based on a virtual file system, and belongs to the technical field of media asset management, and the system comprises a virtual disk creation module which is used for creating a virtual disk driver in a non-editing software client and mapping a file directory in the media asset system; the file dynamic acquisition and data real-time transmission module is used for calling an interface dynamic acquisition file path and abstracting the interface dynamic acquisition file path into a uniform access model; the data real-time transmission is used for transmitting file data from a media asset system server to a non-editing software client in real time when an access request for a file in a virtual disk is initiated through the non-editing software, and loading file content as required; and the access token management module is used for carrying out identity verification and authority management on the user through an access token mechanism. According to the method, the access efficiency of the media asset materials is improved, and the access security problem of traditional direct mounting media asset storage is solved.

The invention discloses a method applied to lathe CX coordinate conversion analysis, which comprises the following steps of: (a) capturing commands and feedback waveforms of C and X in a machining process by using a new-generation analysis platform tool, and loading a file by using a CX analysis conversion tool loading file button; (b) inputting shaft names to be converted, and respectively filling corresponding axial actual shaft names; (c) setting cutter length data H, (d) setting start and end of a time period, loading a processing file through a program, and preliminarily judging problem paragraphs needing to be processed; and (e) performing orthogonal decomposition on each time point to obtain XY components of the current time point. The direction of the problem can be preliminarily clarified, and a system control problem or a mechanism problem can be quickly judged; after conversion, an analysis platform is used for carrying out 2D processing and path analysis, so that problems can be conveniently found; and controlling variable adjustment parameters or data subjected to mechanism conversion to be loaded together, and searching a problem rule by using an overlapping graph analysis tool.

The invention discloses a whole vehicle CAN network message period abnormal fluctuation detection method, device and equipment, and relates to the technical field of message detection, and the method comprises the steps: carrying out the attribute definition of a normal period and an overdue percentage upper limit on messages needing to be subjected to period fluctuation statistics in a DBC file; loading the DBC file in a compiler environment in a file stream form, and analyzing the DBC file to obtain a normal period and an overdue percentage upper limit of each message; loading a to-be-detected CAN message in the DBC file to a compiler environment, and calculating to obtain an actual period of the to-be-detected CAN message; and based on the actual period of the to-be-detected CAN message, the corresponding normal period and the upper limit of the overdue percentage, realizing overdue judgment of each to-be-detected CAN message, counting the overdue condition and outputting the overdue condition. According to the method, the detection of the abnormal fluctuation of the CAN message period can be efficiently realized.

The application relates to a multi-stage Boot starting method of an embedded processor single starting mirror image and an embedded system; the method comprises the following steps: configuring a BIF file of the starting mirror image, the BIF file encapsulates and packs program segments in an ELF; adding a configuration segment type in the type of the program segments of the BIF file, including segment contents executed by the configuration segment type in the program segments of the configuration segment type, and setting a segment moving destination address as an entry address of the segment contents executed by the segment; a Bootloader program runs processor execution single-stage loading, and loads program segments in the BIF file according to the BIF file; judging that the currently executed program segment is a configuration segment, moving the segment contents of the configuration segment to an execution address according to the segment moving destination address, and handing over processor running permission to the configuration segment to execute the segment contents; after the execution is completed, handing over the processor running permission back to the Bootloader program, and continuing to load subsequent program segments. The application improves the flexibility and expandability of the single-stage loading Bootloader program under the condition of saving ROM storage space.

The invention provides a method capable of smoothly displaying super-multi-line pattern data, which comprises a host end for editing and looking up a pattern file and a test end for executing the pattern file, the host end is in data intercommunication with an external cache region for storing the pattern file, the host end loads the pattern file to store in an internal cache region, the host end reads and analyzes each byte in the internal cache region, and the test end is used for displaying the pattern file. Displaying the pattern file to complete the display of the pattern file; the pattern text comprises a plurality of data lines, the data lines comprise a plurality of state characters in one-to-one correspondence with the binary numbers, the multiple state characters are recorded in bytes, the bytes are analyzed according to the corresponding relation between the state characters and the binary numbers, and rapid analysis of the data lines is completed. According to the method, the analysis speed of the pattern file can be increased, and the technical effect of smooth display is achieved.

This invention relates to the field of non-cooperative satellite communications technology and discloses a method and system for dynamically integrating interpretation modules that simultaneously support SCPC, TDMA, and VSAT. The system comprises a model definition module, a dynamic loading engine, an online switching controller, and a monitoring interface. The model definition module generates XML configuration and zip files, the dynamic loading engine parses and loads bit files into the FPGA, the online switching controller performs task management and state recovery, and the monitoring interface enables bidirectional communication. The supporting method establishes a three-level architecture for development, integration, and integration engineering. This system and method enable the simultaneous and uniform definition and description of interpretation modules for communication systems such as SCPC, TDMA, and VSAT, supporting flexible combination and online switching. The system and method support dynamic parameter configuration, cross-platform migration, and version management, enabling flexible integration and switching of interpretation modules for multiple communication systems.

The invention provides a fatigue strength simulation method and device and a readable storage medium. An electronic device establishes a finite element model for a planet carrier with the fatigue strength to be simulated, and the finite element model is used for outputting a finite element simulation file set of the planet carrier under the unit working condition. Then, the electronic equipment generates an input file set of simulation software according to the time sequence load file of the planet carrier and the finite element simulation file set; finally, the input file set is processed through simulation software to obtain a simulation result of the fatigue strength of the planet carrier, the automation degree is high, the accuracy is high, the fatigue strength simulation efficiency is improved to a great extent, and the labor cost is saved.

The present invention belongs to the field of embedded security, and discloses a terminal security protection method, device, equipment and medium based on a star-shaped trust chain; the method comprises: when the embedded system is started, the trusted root is measured by a first algorithm in a trusted platform module to obtain a new PCR measurement value; the decrypted standard value and the new PCR measurement value are compared: if the comparison is passed, the kernel continues to be started, if the comparison is not passed, the kernel startup process is interrupted; after the kernel is started, when loading the file system, the preset key information of the file system is measured by the first algorithm in the trusted platform module to obtain a new PCR value of the preset key information; the decrypted standard value of the preset key information and the PCR value of the new preset key information are compared, if the comparison is passed, the kernel loads the file system, otherwise the kernel interrupts the loading of the file system. The present invention can greatly improve the private key security of the asymmetric cryptographic algorithm, and has a good application prospect.

The present invention relates to the field of computer security protection technology, and specifically to an authorization protection method, device and storage medium, the method comprising the following steps: S1, after the power-on authorization device is inserted into the main device, verify the legitimacy of the signature of the other party; S2, after the main device is verified, generate a first negotiation key and reply to the confirmation information; S3, after the power-on authorization device receives the confirmation information, generate a second negotiation key; then transform it with the first negotiation key to obtain the key; S4, make the power-on authorization device encrypt the first key stored locally with the transformed key and send it to the main device; make the main device decrypt the received first key with the transformed key, obtain the first key plaintext, and then synthesize the first key with the second key stored locally into a power-on key; S5, make the main device decrypt the loading file through the power-on key, run the loading file, and enter the working state. The present invention can greatly improve the security of the device.

The invention discloses a data quality inspection method and system based on an Excel file, and belongs to the technical field of data processing, and the method comprises the following steps: establishing a quality inspection template containing an Excel file header field according to different scene requirements, and matching a quality inspection rule for a field to be subjected to quality inspection; aiming at each field in the Excel file, establishing a corresponding relationship between the field and the matched quality inspection rule; a user uploads an Excel file to be subjected to quality inspection, and the system performs correctness verification and format specification verification on the file; loading an Excel file and extracting a header and data; performing formatting output on each row of data; according to the quality inspection mapping relation, calling corresponding quality inspection rules in sequence for each field in each row of data after formatting output for quality inspection; and generating a quality inspection report. According to the method, efficient, flexible and accurate automatic quality inspection of the Excel data can be realized, a reliable foundation is laid for subsequent data processing, and the method is suitable for Excel data quality control scenes in various industries.

The invention discloses a dynamic extension algorithm parameter visual configuration method, which comprises the following steps of S1, predefining a Json Schema rule, and reading a Json file of algorithm parameters; s2, the Json file generates a corresponding Schema structure according to a predefined Json Schema rule; s3, configuring a Schema field corresponding to each parameter item in the Schema structure, and storing the Schema structure; and S4, reloading the Json file and applying a Schema structure to generate a visual user interface. Compared with the prior art, the algorithm parameter page is generated in a Json + Json Schema mode. The Json file is adopted as a parameter, customized solutions can be generated for different clients, meanwhile, the Json format is simple and high in structural performance, and a universal interface is easy to generate.

This application provides a system defense method, apparatus, medium, and electronic device based on a whitelist. The system defense method includes: obtaining a target whitelist policy file based on the attribute information of a file to be processed, wherein the target whitelist policy file is one of multiple whitelist policy files, and the multiple whitelist policy files include at least a system whitelist policy file and a container whitelist policy file; and determining whether the file to be processed is a loadable or executable file based on the target whitelist policy file. The whitelist policy file in this application stores hash values ​​and file paths. When executing or loading a file, the corresponding file can be quickly located through the file path and its hash value compared, improving processing speed. This application is compatible with kernel module files, script files, and files not directly stored in the system (e.g., Docker image files).

The invention provides a CPU / FPGA high-reliability loading method and device based on triple modular redundancy, and relates to the field of electrical digital data processing.The method comprises the steps that multiple loading files are configured for a CPU and / or an FPGA, and the loading files are stored in at least one set of hot backup memories and at least one set of cold backup memories respectively; wherein the hot backup memory and the cold backup memory both adopt a triple modular redundancy design; in response to power-on of the CPU or the FPGA, reading the loading files from the hot backup memory in sequence, and judging final data from the read loading files according to a preset judgment mode to serve as the loading files of the CPU or the FPGA; whether the CPU or the FPGA is successfully loaded or not is judged, and if the CPU or the FPGA fails to be loaded, the corresponding loading process is executed again; and if the CPU or the FPGA is successfully loaded, the corresponding loading process does not need to be executed. According to the invention, rapid and reliable switching of multiple modes in different working states is realized, and the system continuity requirement in an extreme environment is met.

The invention provides a compiling optimization method and electronic equipment, and relates to the field of compiling optimization. The compiling optimization method provided by the invention is applied to a server, the server sends a target system installation package to the terminal equipment, odex files corresponding to N system applications are preset in the target system installation package, and after the terminal equipment installs the target system installation package and restarts, the odex files corresponding to the N system applications are stored in the terminal equipment. And loading the odex file in a process of running the system application so as to execute compilation optimization at a speed-profile level. By adopting the method provided by the embodiment of the invention, the system application in the electronic equipment can directly load the corresponding odex file during running so as to execute speed-profile level compilation optimization, the running speed and the performance of the system application are improved, and the running power consumption of the system application is reduced.

The invention discloses a loading detection method and device, a vehicle, a medium and a product. The method comprises the following steps: acquiring a check code in a firmware loading file from a digital signal processor; verifying the firmware based on the verification code to obtain a verification result; acquiring loading constraint information of the firmware from the digital signal processor under the condition that the verification result indicates that the firmware is successfully loaded; and detecting the firmware based on the loading constraint information, and determining a loading result of the firmware. According to the technical scheme, the verification code in the firmware loading file is obtained, firmware verification code verification is carried out, if verification succeeds, the constraint information is used for verifying whether firmware is correctly loaded or not, and the loading result is obtained. Through multiple verification, the success rate and the accuracy rate of firmware loading of the digital signal processor are ensured, the soundless problem of a vehicle-mounted entertainment system is effectively avoided, and then the use experience and the driving safety of a user are improved.