the requirement is to add new content below a line CentOS related codes sed-I Nbat Target text 1Universe a ancymocknreturn add new content 1 file_path sed-I Nbat Target text 2Universe a ancymocknreturn add new content 2 fil...
for example sed 41a Port 22520 etc ssh ssh_config the result file does not change until-I is added. Thank you. I m always confused about this kind of stuff. ...
for example, the file a.bin is a binary file, and the file is very large. I want to intercept 1024-5566 bytes and save it as a file ...
how to insert a line of code in a specified code block with commands such as sed , awk , and so on. suppose you have a file hello.php , with the following contents: piplin package, modify the app Providers AppServiceProvider.php file, and add...
The sync modifier in vue is a syntactic sugar for two-way binding of component properties. If there is component 1 var component1 = { template: <div v-show="visible">{{title}}< div> , props:[ title , visible ] } whe...
react-notifications library and material-ui library are used when reactjs is developed, both of which depend on react-transition-group library, react-notifications depends on version 1.2.1, and material-ui depends on version 2.2.1. When, npm install is ...
Why doesn t window.location.hash = this.$route.hash work mounted() { this.$route.hash && (window.location.hash = this.$route.hash) setTimeout(() => { console.log(this.$route.hash) this.$route.hash && (window.loc...
add a separate class= "active " to li every second, and the rest is empty. wait a second to pass, the first li is empty, the second li adds class= "active ", and so on. HTML: <ul id="new"> <li><img src="img 01....
< H2 > "getting started with ECMAScript 6 "-in the inheritance chapter of sharp-sharp Class < H2 > the original case code is as follows: class A { constructor() { this.x = 1; } } class B extends A { constructor() { super(); this.x...