HelloandwelcometothewonderfulworldofRustmacros!Today,wewillembarkonanexcitingadventuretogethertoexplorethemagicalpowersofRustmacros.Areyouready?Bringyourcuriosityandlet'sgo!InRust,macrosarelikewizardsofprogr

InRust,theexclamationmark(!)afteranameindicatesthatitisamacroratherthanafunction.MacrosandfunctionsinRustarecalleddifferentlyandservedifferentpurposes.Macros,likeanyhow!,candothingsthatfunctionscannot,suchasgenera

本篇博客记录flask使用的jinja2模板使用方法1.模板的基本使用app.py如下：fromflaskimportFlask,render_template,redirectapp=Flask(__name__)app.config['DEBUG'][email protected]('/')defindex():name="liwl"returnrender_template(&

宏允许您扩展标准LISP的语法。定义宏在LISP中，使用另一个名为defmacro的宏定义了一个命名宏，定义宏的语法为-(defmacromacro-name(parameter-list))"Optionaldocumentationstring."body-form宏定义由宏的名称，参数列表，可选的文档字符串和Lisp表达式主体组成。让我们编写

在其中一个Target的PreprocessorMacros中添加字段RVCTAG后，代码判断发现不生效代码逻辑如下#ifPROJECTIDreturntrue#elsereturnfalse#endif还需要在BuildSetting---> Swiftcompiler-CustomFlags--->OtherSwfitFlags中添加对应的宏设置,如下 

//z2012-5-1712:35:17PMIS2120@CSDNPre:IFNOTEXIST$(IntDir)..\..\libmkdir$(IntDir)..\..\libPost:copy$(IntDir)$(ProjectName).lib$(IntDir)..\..\libupx.exe$(OutDir)../xxx.dll//z2012-5-1712:47:52PMIS2120@CSDNAddacallstatementbeforeal

ThisisthesourcecodeofthetraditionalHelloWorldprogram.//Thisisacomment,andisignoredbythecompiler.//Youcantestthiscodebyclickingthe

Originally,theKernighanandPlaugermacro-processor,andthenm3,formedtheenginefortheRationalFORTRANpreprocessor,thatis,theRatforequivalentof

https://blog.kowalczyk.info/article/j/guide-to-predefined-macros-in-c-compilers-gcc-clang-msvc-etc..htmlWhenwritingportableC++codeyouneedtowritecondi

需求vscode中输入``自动将光标后面一个单词选中，左右加入和标签步骤0准备需要安装插件vim-这里的点击两次按键激活的快捷键，这个插件可以设置macros-一次执行多个命令的

需求vscode中输入``自动将光标后面一个单词选中，左右加入和标签步骤0准备需要安装插件vim-这里的点击两次按键激活的快捷键，这个插件可以设置macros-一次执行多个

  宏在C语言中非常重要，但在C++中却无甚大用，普遍的共识：尽量避免使用宏  C++之父Bjarne在《C++ProgrammingLanguage》中写到Avoidmacros   《Eff

原文地址：https://www.abhinavomprakash.com/posts/macrobrew/Macrobrew:ClojuremacrosdistilledNovember10,2021·23min·AbhinavOmprakashIfirstreadabo

1.outlook打开developer模式(1).File->Options->CustomizeRibbon勾选Developer   (2).这时toolbar会有一个Developer选项点击Developer->VisualBas