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How to output only captured groups with sed?
Is there any way to tell sed to output only captured groups? For example given the input:
8 Answers
...
JavaScript function similar to Python range()
...peof step == 'undefined') {
step = 1;
}
if ((step > 0 && start >= stop) || (step < 0 && start <= stop)) {
return [];
}
var result = [];
for (var i = start; step > 0 ? i < stop : i > stop; i += step) {
result.push(i);
...
How to disable scrolling temporarily?
... canceled. But you can do it by canceling these interaction events:
Mouse & Touch scroll and Buttons associated with scrolling.
[Working demo]
// left: 37, up: 38, right: 39, down: 40,
// spacebar: 32, pageup: 33, pagedown: 34, end: 35, home: 36
var keys = {37: 1, 38: 1, 39: 1, 40: 1};
functi...
HTML5 Local Storage fallback solutions [closed]
...ookie-based persistent storage.
Any of those can be disabled—if, for example, you don't want to use cookies. With this library, you'll get native client-side storage support in IE 5.5+, Firefox 2.0+, Safari 3.1+, and Chrome; and plugin-assisted support if the browser has Flash or Gears. If you...
In Rails, how do you render JSON using a view?
....
RABL is available via a gem or check out the GitHub repository; good examples too
https://github.com/nesquena/rabl
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Email Address Validation in Android on EditText [duplicate]
...sValidEmail(CharSequence target) {
return (!TextUtils.isEmpty(target) && Patterns.EMAIL_ADDRESS.matcher(target).matches());
}
Kotlin:
fun CharSequence?.isValidEmail() = !isNullOrEmpty() && Patterns.EMAIL_ADDRESS.matcher(this).matches()
Edit: It will work On Android 2.2+ onwa...
How do I output coloured text to a Linux terminal?
...pport this; if colour sequences are not supported, garbage will show up.
Example:
cout << "\033[1;31mbold red text\033[0m\n";
Here, \033 is the ESC character, ASCII 27. It is followed by [, then zero or more numbers separated by ;, and finally the letter m. The numbers describe the colour an...
Laravel 4: how to “order by” using Eloquent ORM [duplicate]
...
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兼容主流浏览器的JS复制内容到剪贴板 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ard.swf 的下载地址：http://www.jeffothy.com/weblog/uploads/clipboard.php
但是 Flash 10 时代，上面的方法已经不行了。
因为flash10中规定了只有在swf上进行了真实的操作（比如鼠标点击）才能访问剪切板，而上述方法只是使用了一个隐藏的swf...
【解决】Linux mysql如何重置root密码？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
...密码，如无意外，你应该可以正常登录到数据库中。
php,mysql,root