redeployment summary

Excellent Source Code summary, source code Summary 1,Cloud album(Author: Steven) (Note: The title is hyperlink) This project is a cloud album that supports registration and login based on face recognition and sharing. The login module adopts two login methods: Face ++-Based Face Recognition login, another method is to log on based on the account and password of the Bmob database. Comments: This projec

Summary of daily css skills (1) -- Changes in background transparency do not affect the content. css Summary When an error occurs at the beginning, the content will be affected by the change in background transparency: Code: Solution 1: Add a div to div. wrap. As a mask, you can set a change style for its transparency and make the content absolutely positioned relative to the wrap. Remember to set a relat

Summary of calling python in C language and summary of python in C Language Recently, I am working on a vulnerability presentation platform. The attack implementation part is implemented using python, And the C language implementation part uses the libcli library for a telnet-like implementation. The python module is called when the callback function is run. I made a demo for calling python in c. Python mo

Linux Command summary and linux Summary Yesterday, a friend asked me about Linux. Today, I will summarize the Linux commands. File Operation command: Cd: Switch Directories Ls: displays the file or file name. Ls-a: Show Hidden Files Ls-l, ll + Folder: displays the content in the folder Ls-al: Show Hidden Files Ls-alt: sort by Time Cp: Copy command cp a.txt/mnt to copy a.txt to/mnt Mv: Move (CUT) mv a.txt/mn

Java proxy summary, java Summary I learned the Java proxy on the Internet and took notes and summarized the code. I. Purpose of Using proxy 1. method call of a route to a remote server 2. Associate User Interface events and actions during the program running 3. Call methods for debugging and tracing 2. Classes and interfaces required for proxy implementation include: 1. Proxy class used to generate Proxy

Swift keyword summary and swift keyword Summary There are four common keywords: Declaration-related keywords: class, deinit, enum, extension, func, import, init, let, protocol, static, struct, subscript, typealias, and var. Statement-related keywords: break, case, continue, default, do, else, fallthrough, if, in, for, return, switch, where, and while. Expression and type Keyword: as, dynamicType, is, ne

Summary of required sites for front-end development and summary of required sites for development Common Front-end manual: Http://caniuse.com/ Http://www.w3school.com.cn/ Http://www.runoob.com/ Http://www.css88.com/ Pre-compiled official website: Http://www.1024i.com/demo/less/ Http://lesscss.cn/ Http://www.sass.hk/ Http://sass-lang.com/ Official website of common class library frameworks: Https://plugins.j

Oracle -- SQL syntax summary and oraclesql syntax Summary -- Statement block declare v_name varchar2 (30): = 'jack' -- defines the variable begin select v_name from dual; exception when others then dbms_output.put_line ('exception occurred '); end; -- if judge declare v_num1 number; v_num2 number; v_result varchar2 (10); begin if v_num1 is null or v_num2 is null then v_result: = 'undefined'; elsif v_num1>

JAVA big value problem summary, JAVA numerical problem summary Big value problems: If the precision of the basic integers (such as int and long) and floating-point numbers is not satisfactory, you can use java. the math package contains two classes: BigInteger (integer of any precision) and BigDecimal (floating point of any precision ). These two classes can realize the numerical value of a person's length

Summary of common functions used to execute linux commands in PHP, and summary of phplinux commands In general, php is rarely used to execute linux commands, but in special cases, you may use these functions. I used to know that there are two functions that can execute linux commands: exec and shell_exec. In fact, there are a lot of functions. The following six functions are introduced in combination with t

HTML5 Technology Learning summary and html5 Technology Summary Background: HTML5 (H5) technology was "in full swing" as early as N years ago. Of course, its popularity is still not diminished. Today, especially when the mobile market is booming, many websites use H5 technology. In fact, H5 technology is used more or less in actual development. Especially for non-professional front-end developers like me who

Java syntax BASICS (Summary), java syntax basics Summary 1. Keywords: words with special meanings given by a language. Reserved Words: Actually, words that have not been given a special meaning but will be used in the future. 2. identifier: it is actually a custom term in the program. For example, class name, variable name, and function name. Contains 0-9, a-z, $, and ,_; Note: 1), cannot begin with a numbe

RHEL account Summary 1: Account type, rhel account summary category An account is used to record data of a single user or multiple users. Every legal user in RHEL must have an account to use RHEL. There are two types of accounts on RHEL: User Account: used to store data of a single user. You can also use a user account to store data of a specific user. Group Account: used to store information of multiple

Summary of C/C ++ static usage and summary of static usageZookeeper Static usage A. Static local variables become static local variables (with memory and global storage permissions)B. Static global variables (restrict the corresponding global variables to be called by other files)C. Static FunctionsD. Static class member (identifies this member as a class rather than a specific object)1. Static local variab

OC summary and work summary 1. object-oriented, class and object, instance variable operations, instance variable visibility operations, setter, and getter Methods Ii. Inheritance, initialization methods, and constructor Iii. NSString, NSArray, NSSet, NSDictionary, NSNumber, and NSDate NSMutableString, NSMutableArray, NSMutableSet, NSMutableDictionary, Quick sorting 4. Block 5. Category and E

Summary of several functions similar to Linux commands and summary of Several linux commands The wc command is used to count the number of lines, characters, and bytes of text in the format of wc [parameter] text ". -L only displays the number of rows -W: only display the number of words -C: only display the number of bytes For example, count the number of users in the current system: [Root @ linuxprobe ~]

C ++ file operation permission summary, Operation permission Summary C mode C ++ Mode Description "R" Ios_base: in Open to read Ios_base: ate Open the file and move it to the end of the file. Ios_base: binary Binary files Ios_base: trunc If the file exists, the file is truncated. Ios_base: app Append to end

JavaScript generates a QR code image summary and javascript generates a summary. Abstract: Baidu encyclopedia introduces the QR Code in this way: the QR Code (Quick Response Code), also known as the two-dimensional barcode, uses a specific geometric image in the plane according to a certain law (two-dimensional direction) the black and white images distributed on are a key to all information data. In modern

Typical Summary of various javascript problems about motion, and typical Summary of javascript This example summarizes various javascript problems about motion. Share it with you for your reference. The details are as follows: I. JS movement problems Question 1: Error code: function startMove(){ var timer=null; var div1=document.getElementById("div1"); if (div1.offsetLeft==300){ clearInterval(timer);

OC and swift summary, ocswift Summary 1. What is the OC language? The OC language is an object-oriented language. It extends the ansi c language and adds the SmallTalk message transmission mechanism to ansi c. it is the main programming language for Apple OS and iOS and related APIs, Cocoa and Cocoa Touch. Features of the 2 OC language: C language syntax is a superset of ANSI-C language, is an efficient