golang profiling

Golang Unit Testing, performance testing, performance monitoring technology The go language provides powerful testing tools, and the following example briefly describes the Go Test unit testing Go test-bench=. Performance test Go tool pprof Performance Monitor go Test unit Test For example, the package helper under the Util.go unit test, util.go mainly contains two functions, one is to SHA1 the string encryption, one is to verify the mobile phone num

This is a creation in Article, where the information may have evolved or changed. List of reference documents: http://golang.org/cmd/cgo/ CGO makes it possible to use C code in Golang. Hello World To have a more intuitive understanding, let's look at a simple example of creating a file Main.go: Package Main/* #include Execute the program: Go Run main.go The program executes and outputs hi (more examples can be seen $GOROOT/misc/cgo). We can us

This is a creation in Article, where the information may have evolved or changed. Go or Golang, is a open source, community supported, fast, consistent, scalable, productive language, and conceived by Goo Gle. Applications were build with it. Although Rob Pike had said that "... we expected C + + programmers to see Go as a alternative ...", but I really think of that: You PHP guys should learn golang! Let's

Recently learning Golang, always want to experience the next concurrency in the end have more, will I big python strong how much. Learned the official tutorial HTTP service, using the Performance test Tool WRK test, found the result is very surprising ~WRK can refer to my blog, there are basic usage notes: http://blog.yuanzhaoyi.cn/2018/01/12/test.htmlTest command: wrk-t10-d1m-c200 http://127.0.0.1:8080Meaning: 10 thread, concurrent 200 link, lasts 1

Download Golang installation package: Http://www.golangtc.com/downloadHttps://code.google.com/p/go/downloads/list Go1.4.darwin-amd64-osx10.8.pkg go1.4 Mac OS X (x86 64-bit) PKG Installer Set environment variable configuration goroot and Gopath:To create a directory under the Go folder: mkdir ~/go The following things put to. BASH_RC (or maybe. bash_profile or. zshrc) export Goroot=/usr/local/go export gopath= $HOME/ Goe

The type is described in the Golang document: Named types, with type names such as int, int64, float, string, bool. There are also custom named types.Non-named type, no type name []string, map[string]string, [4]int. When comparing two named types, the type name must be the same; when comparing named and unnamed types, the underlying type is the same. There are several forms of declaring variables:var a int//declaring a variable of type int var b st

Suddenly want to go to the pit, and then try to on the company's new Mac on the tossinstallationby executing a command Brew Search Go See available The latest version is 1.7, it's him. Brew install [email protected] installed, follow the online tutorial directly in the terminal to perform go, the results prompt command does not exist Orz. All right, add your own name.Open a. Bash_profile and add: Alias go= '/usr/local/cellar/go\@1.7/1.7.6/bin/go ' Execut

Requests requestsis a requests library with the Golang language clone python version.Golang's own net/http function has been very well developed. It is as good as the Urllib series library in Python, but it is cumbersome to use. Python version of the requests is simply an artifact, so many people are very admired. So I started to wrap up a requests in the way Python requests thought. Before I do, I want to be as compatible with Python as possible. But

This is a creation in Article, where the information may have evolved or changed. Preface As container cloud technology matures, microservices architectures are becoming more and more hot. Under the microservices architecture, we decompose the original single application into a series of independent, focused microservices based on functional boundaries. Each microservices corresponds to a component in a traditional application, but can be compiled, deployed, and scaled independently. Each team c

Uttered, from friends recommended Golang to the publication, the use of Golang has been more than 1 years. This kind of time is a rookie level experience for the old-C + + Java elders.But as a new generation of language features is the actual combat. Golang this year, the project has provided a stable server and strong expansion capabilities, and the client's uni

There are a lot of ways to start booting under Linux , and here I use the way I write shell commands in /etc/rc.local .Here is my actual operation as an example, many places need to crossing themselves to adjust the information Oh!1. In the /etc/rc.local file, add the script that you want to execute.For example, what I'm going to do now is a script that starts with the Golang project:Ficowlogpath= "/home/ficow/autolaunchlog.txt" #launch ficow ' s blog

Golang Installation and ConfigurationDownload the installation file, currently the latest version is 1.4.2,go1.4.2.linux-amd64.tar.gz.Extract the installation files to the specified directory:1 sudo tar -zxvf go1. 4.2. Linux-amd64. tar. Gz-c/usr/local/Edit the/etc/profile file to add an environment variable:Export Goroot=/usr/local/goexport gobin= $GOROOT/binexport path= $PATH: $GOBINexport gopath= $HOME/goprojRecompile the/etc/profile file and try to

The decision to discard the mouse starts, so be prepared to use VIM.So how to build Golang environment in VIM?With Git in vogue, it's so easy to build a vim environment.And when Vim is built, it's basically no different from the IDE.Highlighting, auto-completion, automatic formatting, viewing definition jumps, grammar detection, etc. Improved Syntax highlighting with items such as Functions, Operators, Methods. Auto Completion Support viagocode

The text of this text connection is: http://blog.csdn.net/freewebsys/article/details/46683645 reprint please must indicate the source!1, download Community version ideahttps://www.jetbrains.com/idea/download/2, download pluginHttps://plugins.jetbrains.com/plugin/5047?pr=ideaInstall the jar directly.3, create Golang ProjectTo set the SDK directory:Enter project name:Completion of entry project:Set Project properties: (This step is important, otherwise

Compiling the installation from source codeInstall the GCC tool, because golang some of the features are written in C, so building a Golang compilation is a mustInstall gawk GCC MakeInstall the mercurial tool to use the HG command to extract the source code of the GolangInstall MercurialPick and extract, if your network speed is slow, this step will take a little more timecd/usr/-R release https://go.googl