Introduction to KConfig

Introduction to Kconfig syntax Syntax document location: linux source directory Documentation/kbuild/kconfig-language.txt. Syntax routine: all KConfig files under linux source code. In project development, we usually need to configure and tailor a project according to different requirements. The gen ...

Posted on Sun, 15 Mar 2020 04:59:32 -0400 by Sinister747

go language - Common concurrent mode

Producer consumer model The most common example of concurrent programming is the producer / consumer model, which improves the overall processing speed of the program by balancing the working capacity of the production thread and the consumer thread. Simply put, the producer produces some data and puts it in the queue, while the consumer fetc ...

Posted on Sun, 15 Mar 2020 04:48:38 -0400 by aniket_dj

Redis realizes Session sharing

1. Use Redis to realize Session sharing In the microservice architecture, multiple microservices often support the front-end requests. If the user status is involved, the distributed Session management problem needs to be considered. For example, if the user login request is distributed to server A a ...

Posted on Sun, 15 Mar 2020 04:29:22 -0400 by apollo

Script, compilation and annotation processing

1, Scripts for the Java platform 1) Get script engine A script engine is a class library that can execute scripts written in a specific language. ScriptEngineManager manager = new ScriptEngineManager(); ScriptEngine engine = manager.getEnglineByName("nashorn"); 2) Script assignment and binding Directl ...

Posted on Sun, 15 Mar 2020 04:20:36 -0400 by mikeyandyou

Docker image, container

Get mirror image docker pull ubuntu:16.04 Function $ docker run -it --rm \ ubuntu:16.04 \ bash root@e7009c6ce357:/# cat /etc/os-release NAME="Ubuntu" VERSION="16.04.4 LTS, Trusty Tahr" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04.4 LTS" VERSION_ID="16.04" HOME_URL="http://www.ubuntu ...

Posted on Sun, 15 Mar 2020 04:00:46 -0400 by hkay1

Manipulate DOM elements

4, Operate on nodes 1. Find node a. Use the relationship between nodes to get the root node: document.documentElement; b. Take it by way document.getElementById();//id name is rarely used in actual development. In general, class id is only used in selectors, and it can't be too dependent on id only in t ...

Posted on Sun, 15 Mar 2020 03:50:22 -0400 by steve448

Application usage statistics -. Net core (C ා) WPF interface design

Application usage statistics -. Net core (C ා) WPF interface design First article address: https://dotnet9.com/10546.html Key function points Drawer menu Round progress bar Demo demo: 1. New project Use the. NET Core 3.1 WPF project template of VS 2019 to create a project named "MobileAppUsa ...

Posted on Sun, 15 Mar 2020 03:35:01 -0400 by cairesdesigns

MyBatis notes cache

Cache introduction 1. What is Cache? There is temporary data in memory. Put the data that users often query in the cache (memory), users do not need to query the data from the disk (relational database data file), query from the cache, so as to improve the query efficiency and solve the performance p ...

Posted on Sun, 15 Mar 2020 03:21:42 -0400 by hagman

C ා basic syntax - pass value, output, reference, array, name, optional parameter, extension method

Article directory 1, Value parameter 1. Value transfer parameter → value type 2. Pass value parameter → reference type, and create a new object 3. Pass value parameter → reference type, only operate object, do not create new object 2, Reference parameter 1. Reference parameter &rarr ...

Posted on Sun, 15 Mar 2020 03:18:53 -0400 by Maugrim_The_Reaper

tinyMCE 5 rich text editor learning and use (used in Vue-cli3)

background Recently, the company has a requirement to input text in a div and support rich text, which is probably to achieve the following (picture cut from QuickBi, similar requirements) I don't have a clue at this point, but I found that the plan told me to copy QuickBi. ok, let's go to QuickBi. Re ...

Posted on Sun, 15 Mar 2020 02:32:25 -0400 by Assim