Tag：local
-
Time：2021-9-12
Vue basic introduction notes 11 What is a component In order to split the code volume of Vue examples, we can divide different functional modules with different components. We can call the corresponding components for the functions we need in the future Modularization: it is divided from the perspective of code logic to facilitate layered […]
-
Time：2021-8-16
When writing the realedge radar file download client using QT, you need to use multiple sub threads to download files. Therefore, qthreadpool is used. The main steps are as follows Define thread tasks The execution task object of the thread pool is a subclass that inherits qrunnable, and the execution content is the rewritten run […]
-
Time：2021-8-1
-(void)viewDidLoad { self.specialStringArray = [@[] mutableCopy]; NSString * string = @”~,￥,#,&,*,<,>,《,》,(,),[,],{,},【,】,^,@,/,￡,¤,,|,§,¨,「,」,『,』,￠,￢,￣,（,）,——,+,|,$,_,€,¥”; self.specialStringArray = [string componentsSeparatedByString:@”,”]; } //Call this method where needed -(void)submit { NSString * intriduction = self.textField.text; for (NSInteger i = 0; i < self.specialStringArray.count; i ++) { //Determine whether the string contains special symbols if ([intriduction rangeOfString:self.specialStringArray[i]].location != NSNotFound) { [myutil showtiptext: @ […]
-
Time：2021-7-23
The previous article talked about delegation. This article talks about the comparison between local functions and delegation. The reason for putting delegates and local functions in the front and back parts is that they are very similar and easy to mix up. You need to know more about delegation【Portal】 Use delegate expression (lambda) […]
-
Time：2021-7-5
Fill in the scriptcmdFill in the parameter first/c, followed by a command.
-
Time：2021-7-3
A lot of them didn’t work on the Internet. After a day’s work, I finally tried. I just need to change oneChange include enable-php.conf to include enable-php-pathinfo.confThen LNMP restart This is the configuration text of nginx.conf file after one click installation server { listen 443 ssl; listen 80 default_server; #listen [::]:80 default_server ipv6only=on; server_ name […]
-
Time：2021-6-25
1. VAR has variable promotion, let and const do not What is variable promotion The declaration of functions and variables will be promoted to the top of functions, that is, functions and variables can be used first and then declared eg: console.log(a) ——undefind var a = 1 console.log(b,c) ——-error b is not defined let b=2; […]
-
Time：2021-6-22
1. Declaration assignment of let, VaR, const var b = 1; let a = 2; const c = 3; console.log(“a”, a); // 1 console.log(“b”, b); // 2 console.log(“c”, c); // 3 2. The scope of let, VaR, const Under the overall situation var a = 1; let b = 2; const c = 3; console.log(“a”, […]
-
Time：2021-6-18
assembly We always remind ourselves when programmingDRYDo not repeat yourself, componentization can greatly improve the development efficiency, and the overall code is elegant, but the first premise is to know how to use. Now, according to my understanding, let’s introduce it to you. Components can be divided into local components and global components, among which […]
-
Time：2021-6-5
Click the “blue word” above to follow us! On July 18, Zhejiang announced “plum blossom” and bid farewell to the 50 day long rainy season in 2020. As the first “lucky man” to get rid of Meiyu in the postal area, he fell into the trap of high temperature before his state returned. On July […]
-
Time：2021-6-4
Large scale rainfall swept the North In the first ten days of August, there was a heavy rainfall process in northern China, and there were many showers or thunderstorms in other periods. The local rainfall was strong and the accumulated rainfall was large. The rainfall in eastern Qinghai, Eastern Gansu, Shaanxi, southern Shanxi, Southern Hebei, […]
-
Time：2021-5-10
1、 Source code download PS: multi map warning Before we start to read the source code, we need to build an environment to facilitate us to debug the source code. We can download the specific source code from the official website (here I take version 8.5.63 as an example). 2、 Project import Download and unzip […]
