184results about How to "Reduce development and maintenance costs" patented technology

The invention provides a page display method applied to a terminal. The method includes: when detecting that an application of the terminal is started, sending a metadata update request to a server so as to acquire metadata of the latest version; when detecting an entity display interface entering the application, sending an entity template update request to the server so as to acquire an entity template of the latest version; traversing entity fields in page entity data of the application, and generating a page layout file according to the metadata of the latest version and the entity template of the latest version; generating entire page layout according to the page layout file and a target component, and displaying the entire page layout through the terminal. The invention further provides a page display device. Through the method and device, a client can be adapt to modification of entity attributes, compatibility of the client version is enhanced, development and maintenance cost of the client is reduced, and iterative development of the client is more efficient.

The invention provides a scalable text generation method. By means of the method, text files can be rendered faster and CPU resources of a server are used more efficiently. The method includes the steps that a whole template file is decomposed into multiple subtemplate files; a rendering task list is generated and comprises multiple rendering tasks, the rendering tasks are used for being associated with the subtemplate files corresponding to the rendering tasks, and logic of preparation data before rendering is realized; multi-thread rendering is carried out on the rendering tasks; rendering results of the rendering tasks are spliced into texts. By means of the technical scheme, development and maintenance cost of the template file is reduced, data preparation is more efficient, and the CPU resources of the server are used more reasonably.

The invention provides a multimedia terminal-based adaptive display method, which relates to a multimedia terminal and a service system. The method comprises the following steps that: the multimedia terminal acquires the current display resolution and a page resolution supported by the service system; and the multimedia terminal matches the current display resolution with the page resolution supported by the service system to determine a login page of a multimedia terminal user. Due to the adoption of the method, the matching capability between the multimedia terminal and the service system is improved. The method can access the multimedia terminals of different types to the same service system, and automatically selects service content which is matched with the display resolution for display according to the display resolution of the multimedia terminal, thereby achieving a better display effect without designing a display page for the display resolution of the multimedia terminal particularly.

The invention provides an SQL (structured query language) injection attack defensive system and method based on grammar transformation. The SQL statement transformation rule of website program is built; SQL statements in the website program on a Web server are subjected to initialization transformation operation; whether attack statements are injected into SQL access statements sent to a database by the Web server or not is judged; the SQL statement transformation rule of the website program is dynamically transformed, so that the effective defense on the SQL injection attack is realized. The SQL injection attack defensive system and method based on grammar transformation do not depend on rules; the vicious SQL injection attack is precisely recognized on the basis of statement transformation and grammatical analysis; the false alarm rate and the missing report rate are extremely low; the system and the method are applicable to various types of Web servers and database systems; the SQL injection attack behavior can be effectively defensed; the safety protection on the Web server and a background database is obviously improved.

The invention discloses a user portrait label modeling method and device, electronic equipment and a readable storage medium. The method comprises the steps of obtaining training sample data; Whereinthe training sample data comprises portrait label sample data of a plurality of portrait labels and user feature sample data; Training a preset training model according to the user feature sample dataand the portrait label sample data to obtain a user portrait label learning model; Wherein the loss function of the preset training model is determined based on the loss function of each portrait label. The technical problems that an existing user portrait label modeling method is not high in prediction accuracy and too large in development cost, calculation resource and maintenance cost are solved. The beneficial effects of improving the portrait label prediction accuracy and reducing the development and maintenance cost are achieved.

The embodiment of the invention discloses a method and a device for querying databases. The method for querying the databases specifically comprises the following steps of: receiving a first structured query language (SQL) for querying a target database of a certain type; according to a preset SQL processing class, converting the first SQL into a second SQL; and querying the target database by using the second SQL. By using the method for querying the databases, the conversion from certain SQL to another SQL can be achieved by using a very small amount of code developments or modifiers so as to support different database types. The method for querying the databases develops a system simultaneously applicable for various database types with a low development cost, and achieves the support to various database types; besides, the system performance cannot be reduced by the use of a development framework.

Provided is an automatic matching method of a hardware board card. In the uboot starting stage, board card information of current hardware is acquired and saved in the environment variable bootargs of linuxuboot in the mode of character strings; the character strings saved in the environment variable bootargs are copied to a heap address space to which a kernel pointer saved_command_line points by a kernel, and the copied and saved character strings are saved in a cmdline file by establishing a proc folder; a file system is started, the cmdline file in the proc folder is analyzed to obtain the edition type boardtype and the slot position identification slotid of the current hardware, corresponding software is loaded according to an analysis result, and configuration needed by different board cards is completed. Through the method, software can be configured on the same platform, different hardware board cards can be automatically matched, the requirement for hardware can be lowered, and manpower and resource waste can be avoided.

The invention provides a big file uploading and continuous uploading method and device for a browser or a server. The big file uploading and continuous uploading method for the browser comprises the following steps: capturing a part of content of a file and carrying out secure Hash algorithm SHA1 calculation to obtain an SHA1 value of the file; searching the server to judge whether the server has the file according to the SHA1 value of the file; if not, carrying out fragment processing on the file to obtain a plurality of file fragments, generating verification information of each file fragment, and carrying out fragment uploading on each file fragment and the verification information thereof, wherein the verification information of each file fragment comprises an MD5 value generated by carrying out MD5 calculation on a part of captured content of the file fragment; and if the server has the file but the file is not uploaded completely, carrying out fragment uploading on each un-uploaded file fragment of the file and the verification information thereof. SHA1 and MD5 sampling modes are optimized, and performance is improved.

The invention provides technology which is simple and convenient to operate and can easily maintain and expand a bar code acquired by a mobile phone and discloses a method and a device for acquiring the bar code from a browser of the mobile phone, wherein the mobile phone comprises a functional part capable of acquiring the bar code. The method comprises the following steps that: a page server sends a page code (S12) to the browser, wherein the page code comprises a command for indicating the browser to call the functional part to acquire the bar code; and the browser receives a page code (S14), judges that the command is triggered (S18), and calls the functional part to acquire a bar code (S20) according to the command. Preferably, the command is realized by a uniform resource identity scheme. According to the method and the device, the related application of the bar code and hypertext markup language (HTML) pages and the like are conveniently and easily developed; adjustment and expansion of application and service functions can be realized by upgrading the page code on the server, so that the maintenance and upgrading of the mobile phone are avoided; and a user directly acquires the bar code by using the browser, the learning threshold is low, the bar code is acquired quickly and conveniently, and the user experience is improved.

The invention provides a method for testing mobile application in batch and equipment used in the method. The method for testing the mobile application in batch has the beneficial effects that much equipment can be tested at the same time, and development and maintenance cost is greatly saved; besides, parallel test on mobile application is emphasized, namely mobile equipment is tested in a multi-platform, multi-resolution and multi-language environment, and saving of testing time is more emphasized; and compared with the condition that analysis is carried out by virtue of a test matrix, a tester can adopt the method provided by the invention for greatly improving testing efficiency, the method provided by the invention can help the tester to realize high coverage rate, and on the basis of high testing coverage rate, the tester does not need to consider a risk, caused by adopting the matrix analysis, of choice of test content; meanwhile, the method provided by the invention also can be adopted by a mobile phone manufacturer, and the sampling rate of mobile equipment during sample testing before the mobile equipment leave a factory can be improved.

The invention provides a native capacity development method across mobile terminals. The native capacity development method comprises the steps that business requirements are met through unified and normative js language, different mobile terminals analyze the js language into corresponding native capacity through respective js engines, the native capacity comprises a capacity js function, the capacity js function is used for providing a unified calling interface for applications, and the applications call the native capacity. The invention further relates to a device for realizing the development method. The native capacity development method and device across the mobile terminals have the advantages of consuming less manpower, being small in workload and being low in development and maintenance cost.

A computer game development system comprises engine databank, setting module, revision module, correlation module and integration module. Its game developing method includes calling on relevant function engine from engine databank according to game requirement, revising relevant attribute function of said function engine according to game processing requirement then editing the corresponding relation between various function engines for setting up correlation data table, carrying out integration treatment on function engines as per correlation data table to set up basic framework of computer game.

The invention discloses a virtual SIM card system and a method of using a virtual SIM card by a mobile terminal. The virtual SIM card system comprises a physical SIM card pool, and an SIM card management module for managing and distributing physical SIM card information. The mobile terminal which communicates with the SIM card management module comprises a high-pass LTE chip with double communication channels and a global roaming card for reporting the current position to the SIM card management module through one communication channel; an APPS module of the high-pass LTE chip receives the information of corresponding physical SIM card through the other communication channel, obtain authentication data from the corresponding physical SIM card through the SIM card management module and then transmits the authentication data to the MPSS module of the high-pass LTE chip in an unvarnished transmission manner; and the MPSS module communicates with the base station at the currently located position to finish functions of the corresponding physical SIM card. Through a software number reading method, corresponding virtual SIM cards are provided for users without depending on hardware, and the cost is saved.

The invention discloses a SDN-based load balancing device and a method thereof. The load balancing device comprises a load balancing controller and a plurality of load balancing switches. The plurality of load balancing switches are connected to the load balancing controller through a base plane to establish an openflow channel, the load balancing controller is used for shunting decision and load monitoring. The load balancing switch parses and transmits or discards data traffic according to instructions issued by the load balancing controller. The SDN-based load balancing device shunts a control plane and a forwarding plane of the load balancing device so as to reduce the complexity of a load balancing system, improve the system maintainability, realize multi-device interconnection cascade, and reduce the development and production cost.

The invention relates to a digital signal logic analyzing system. The digital signal logic analyzing system comprises a digital communication transceiver, a protocol analyzing module, a user display module, a storage module and a protocol description document download module, wherein the digital communication transceiver is used for receiving and dispatching data in a mode of byte stream through at least one interface of at least one digital communication protocol; the storage module is used for storing a protocol description document of the digital communication protocol; the protocol analyzing module is used for receiving the byte stream from the digital communication transceiver, and analyzing the byte stream into structuralized data of a specific data structure according to the protocol description document; and the user display module is used for displaying the structuralized data in preset formats dynamically according to the protocol description document. Consequently, an integrated test simulation tool which is reliable, flexible and extremely expansive is provided for integration, maintenance and evaluation personnel of the system.

The invention discloses a method for achieving user-defined graphical user interface. The method includes setting a template pack catalog in a graphical user interface material catalog; respectively storing templates in a folder manner according to template names in the template pack catalog, setting a configuration file of the user-defined graphical user interface in the graphical user interface material catalog, and setting template option values in the configuration file; adding an image file designating naming rules in a designation material catalog, wherein the image file is identified as an icon of the designation material catalog or file; reading the template option values in the configuration file, loading materials of each optional template, displaying preview images and template switching buttons of each optional template, and selecting corresponding templates according to operations of a user; reading the configuration file and catalog and file listings in the graphical user interface material catalog, identifying configuration items and the naming rules, correspondingly processing each rule and configuration, and displaying the graphical user interface according to processing results. The invention further discloses a device for achieving the user-defined graphical user interface.

The invention discloses a uniform service management platform, an interface message processor (IMP), and a service processing system and a processing method. The system comprises a database, a uniform service management platform, and an IMP, wherein, the IMP is used for receiving the service request from an external service system. The built-in function module of the uniform service management platform comprises a management interface, a basic data function module and a service logic function module, wherein, the basic data function module and the service logic function module are encapsulated into a rest service which is uniformly invoked by the management platform and the IMP. The method comprises that the external service system or a user sends a service request, and the system carries our logical processing through invoking the rest service. The IMP and the management interface of the uniform service management platform all realize service functions by uniformly invoking the rest service, resulting in separation of interface function and service logic, so as to save cost for a provider.

The invention provides an SQL injection attack defensive system and method based on dynamic conversion. The method comprises the steps that a database field replacement rule set and a website program SQL keyword replacement rule set are constructed, character strings which are the same as SQL keywords in mode and appear in a database are replaced according to the database field replacement rule set, SQL sentences in a website program on a Web server are replaced according to the website program SQL keyword replacement rule set, SQL keywords in the SQL sentences are replaced according to the database field replacement rule set for the SQL sentences sent to the database by the Web server, and then the SQL keywords are reduced according to the website program SQL keyword replacement rule set. Independent of rules, judgment rules for distinguishing normal SQL languages and SQL injection attacks do not need to be built in advance, replacement and conversion are performed through the SQL sentences, the SQL languages injected maliciously by an attacker become sentences not conforming to database grammatical norms and cannot be executed, and then SQL injection attack behaviors are defended.

The embodiment of the invention discloses a configuration method of a business cooperation flow, a business cooperation method and a device, wherein the configuration method of the business cooperation flow comprises the steps: selecting configuration options according to the requirements of different business cooperation events; sealing the selected configuration options into business cooperationconfiguration items and creating the corresponding business cooperation configuration items for the different business cooperation events. The business cooperation method comprises the steps: creating a business cooperation flow processor when generating the business cooperation events; looking up the corresponding business cooperation configuration items according to the business cooperation events; analyzing the contents of the business cooperation configuration items by the business cooperation flow processor and orderly executing the configuration options of the business cooperation configuration items. By applying the embodiment, a user can correct a business configuration automatic flow more easily and can correct the flow in a system.

The invention provides a business rule assembly method and apparatus. The method comprises the following steps: after transaction information is obtained, searching a rule set corresponding to the transaction information from a rule configuration information table, and obtaining rule definition information corresponding to rules in the rule sets from a rule definition information table, judging whether each rule satisfies its own assembly condition according to the rule definition information and the transaction information corresponding to each rule, and if so, assembling the rule. Only one a set of rules needs to be defined, different overseas branches or different business scenes select the rules from the set of rules, and specifically set the selected rules so as to meet the different demands of the overseas branches and business scenes for the business rules.

The invention provides a form system construction method and device, electric equipment and a storage medium. The construction method comprises the steps that page layouts and data structures of formpages are fixed in a hard-coded mode; at least the form fields in the form pages are defined as metadata; the definition of the metadata is dynamically configured; according to the input of a user inthe form pages, the metadata is dynamically loaded and configured in the hard-coded and fixed page layouts and data structures of the form pages, wherein the form fields of the same form page have a tree-form data structure, when the node in the tree-form data structure has a plurality of child nodes, the node loads different child nodes according to different input of the user in the form pages and displays the child nodes in the form pages. By means of the form system construction method and device, it is achieved that the form pages are efficiently constructed.

The invention relates to an APP interface adaptation method and device capable of dynamic assembly services. The APP interface adaptation method comprises the steps of using a process engine to conduct interface adaption between a front-end APP interface and a back-end service interface. The development of the mobile end APP front-end APP interface is very simple, all operations are online, development speed and maintenance convenience are high, system development efficiency is greatly increased, and the development cycle is shortened. Furthermore, the problems that if business requirements are changed when the program code is written, new functions need to be added or the existing functions need to be modified, source codes of an interface service gateway need to be modified, recompiled,packaged and deployed, which results in large workloads, high costs, long cycle and the like are solved.

The invention discloses a cloud computation-based user registration service method and a cloud computation-based user registration service system. The registration functions of a plurality of websites are supplied by a user registration method and a user registration system, which are independent of a website server. The user registration service system comprises a user registration cloud terminal and a registration information cloud server. The user registration cloud terminal is used for embedding into user registration pages of the websites, and supplying terminal registration interfaces. The registration information cloud server is used for supplying a user registration information cloud service. The registration information cloud server comprises a website registering unit, a registration information-storing unit, a registration-information storing unit, a registration-generating unit and a registration information-pushing unit. According to the invention, the uniformed user registration service is supplied to the plurality of websites, so that the websites can be conveniently registered by the user by one key, two hands of the user can be released, and the safety can be improved. Meanwhile, the development and maintenance cost of the user registration of the websites can be reduced. The user registration service system can supply the registration services with various forms, so that the user experience can be greatly improved.

The invention provides a self-cleaning method and a device for communication connection. The method includes: obtaining the connection in a connection pool, detecting whether the connection is valid,when the connection is valid, cleaning up the connection according to the idle time of the connection. The invention can save the cost of connecting resources, improve the system processing performance, and whether the client or the server, the resource release is completed by an asynchronous service thread, the developer does not need to care about the resource release, that is, the connection problem is closed, and the development and maintenance cost is low.

The invention provides a front-end processor system in an electrical power system and a communication method based on the front-end processor system. A communication processing core module is controlled by an independent process of the system; a UDP (user datagram protocol) host machine communication module, a TCP (transmission control protocol) port communication module, a UDP port communication module and a serial port communication module are controlled by different threads of the system; the communication processing core module is connected with a backstage server by the UDP host machine communication module and the TCP port communication module respectively; the communication processing core module is connected with an RTU (remote terminal unit) by the TCP port communication module; the communication processing core module is connected with a protection management unit by the UDP port communication module; and the communication processing core module is connected with an acquisition module by the serial port communication module. According to the invention, the problems that the communication of the front-end processor is unstable, the communication reliability and the robustness of the front-end processor are weak, the front-end processor is difficult to maintain, and the front-end processor is complicated and varied in protocols can be solved.

The invention discloses a data traceability-based large-scale discrete feature mining method. A same feature calculation lib is used for an online request and offline research; an original data snapshot used in online feature calculation is subjected to total storage through a cache; data used in the offline research is guaranteed to be consistent with data used online at that time; and when a newidea of feature mining exists, new features need to be mined from previous data, the feature calculation lib only needs to be updated, and a model is built by utilizing more data samples according toa large-scale discrete feature mining architecture. The consistency of the data used in online and offline feature mining can be guaranteed; the model production does not depend on online features; the release can be performed after the offline research is finished; the model production efficiency is high; offline data synchronization mechanisms are unified; and the development and maintenance cost is low.

The invention provides a method for synchronizing a redundant array of independent disks (RAIDs). The method is applied to a network storage device, and at least one disk in the RAID is pre-assigned as a synchronous check disk. The method includes: reading data on synchronous blocks on each disk besides the synchronous check disk in the RAID and not finishing synchronizing, wherein the synchronous blocks of each disk belong to the same synchronous band and the synchronous blocks in the same synchronous band are identical in size; and checking the plurality of read synchronous blocks according to the RAID check algorithm, generating synchronous check data and writing the synchronous check data in the synchronous blocks on the synchronous check disk so as to lead data on the synchronous band to display consistency. The method and the device can reuse development fruits of partial reconstruction functions, reduce development and maintenance cost and are not limited to operate with the band as the unit. The large synchronous band can be used for operating, and synchronizing speed and performance are greatly improved.

The invention provides a big data intelligent extraction management method which comprises the concrete steps of completing the management step of extracting application, completing the information synchronization step, completing the extraction rule management step, completing the rule parameter management step and completing the extraction task scheduling step. Compared with the prior art, the big data intelligent extraction management method does not need to develop functions again when a data extraction tool is changed, and can be used only by configuring the relevant information. The operation and maintenance staff can realize centralized management of data without mastering the extraction tool.

The invention discloses a configuration loading method and system. The method comprises the steps of receiving configuration information input through an interface; generating configuration objects according to the configuration information, allocating unique sequence numbers to the configuration objects and determining a dependency relationship among the configuration objects; storing all the configuration objects and the dependency relationship among the configuration objects in an adjacency list form, and obtaining a first adjacency list; traversing the first adjacency list to obtain a loading sequence of the configuration objects; and loading the configuration objects in sequence according to the loading sequence. Through a universal loading framework, the configuration information is abstracted to the configuration objects, the configuration objects and the dependency relationships among the configuration objects are stored by using the adjacency list, automatic loading of the configuration objects is driven by traversing the adjacency list, and the loading sequence is ensured, so that configuration loading management and loading process structuring and automation are realized, the dependency relationship is describable, and the readability and maintainability are improved; and the framework is separated from a business, so that cross-component universality is realized and the expandability is enhanced.