Tag:Quotation marks

  • Easily customize debugging with debuggerdisplay in. Net


    preface There are many ways to debug, but in today’s monitoring window we will see the monitoring of variables. Of course, here we customize the internal variable value, or the content of variable display and calculation. Note: the monitor window can display multiple variables at one time during debugging“ The Quick Monitor dialog box displays […]

  • Linux shell variables


    Defining variables #There can be no spaces around the equal sign url=http://www.qq.com/shell/ Name =’My website ‘ author=”wu” Using variables #Curly brackets are recommended for all variables {} echo $author echo ${author} echo “I am good at ${skill}Script” #It is recommended to use quotation marks to avoid format confusion LSL=`ls -l` echo “${LSL}” Modify the value […]

  • [Python] – 2-string Foundation


    introduction This article introduces the basic operation of string in Python, including three kinds of string expression, string connection, the use of escape character, and the use of placeholder. Contents of articles 0 × 1. How to output string0 × 2. How to use escape character0 × 3. How to connect strings0 × 4. How […]

  • Elisp 10: macro


    Last chapter:library In the previous chapter, we implemented the library newbie.el, which only defines one function. In fact, this function can be defined as a macro instead of a function, and it can make the calling code more efficient. Because calling a function is like taking a bus to a station, while calling a macro […]

  • Flutter APK package (Android package under Windows Environment)


    1. Prepare the keyname.jks (APK signature file) before performing the following actions: If you don’t know how to prepare, you can read my last articlePreparation of flitter package signature file) The new folder key is under project / Android / APP Copy the keyname.jks to this folder (in this case, my project is: flu_ App […]

  • ES6 series 3: String extension


    The rookie official account of “Code tailor” provides technical information and a series of basic articles for front-end developers. WeChat pays close attention to the public address of “little and mountain rookie”, and gets the latest articles in time. preface Before learning, we would like to tell you that this article is an introduction to […]

  • Creation and operation of JavaScript object


  • Self study of Python — data type


    1. String First of all, let’s get to know the string, string, short for str. In fact, we saw it at the last level: 2. Integer Integer, English for integer, short for int. In fact, the definition of integer in Python world is the same as that in real world mathematics: it is the general […]

  • Redis in docker


    1. Enter the docker’s redis docker exec -ti [CONTAINER ID] redis-cli 2. Verify the password before performing the operationAuthentication required(if you configured it in config) auth 12345678 3. You can use wildcards to view the key and search according to the key* ?etc. keys * keys dis* 4. Delete key del key [key … ] […]

  • Magic self generating program


    I read about von Neumann recently《Theory of Self-Reproducing Automata》OfChinese Translation, deeply attracted by the theory of auto copying automata! Problem (self generated program): write a program, do not read any input, only output their own source code. This is a very fundamental question, and it has nothing to do with what programming language to use […]

  • Installing mongodb on Windows


    Hello, big guy. I’m zero seven. Recently I used mongodb to record this trip. It’s beautiful~ Mongodb is a database based on distributed file storage. Written by C + + language. It aims to provide scalable and high performance data storage solutions for web applications. Mongodb is a product between relational database and non relational […]

  • Vscode regular substitution


    for instance:Before replacement Access-Control-Allow-Credentials: true Access-Control-Allow-Origin: https://movie.douban.com Cache-Control: must-revalidate, no-cache, private Connection: keep-alive Content-Encoding: br Content-Type: application/json; charset=utf-8 Date: Tue, 08 Dec 2020 08:12:04 GMT Expires: Sun, 1 Jan 2006 01:00:00 GMT Keep-Alive: timeout=30 Pragma: no-cache Server: dae Set-Cookie: bid=QfmDsWrTsvE; Expires=Wed, 08-Dec-21 08:12:04 GMT; Domain=.douban.com; Path=/ Strict-Transport-Security: max-age=15552000 Transfer-Encoding: chunked X-Content-Type-Options: nosniff X-DAE-App: talion X-DAE-Instance: […]