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Search and replace in bash using regular expressions
...'s are processed in order. Also, the g flag for the expression will match all occurrences in the input.
You can also pick your favorite tool using this method, i.e. perl, awk, e.g.:
echo "$MYVAR" | perl -pe 's/[a-zA-Z]/X/g and s/[0-9]/N/g'
This may allow you to do more creative matches... For ...
How to get the file name from a full path using JavaScript?
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Just for the sake of performance, I tested all the answers given here:
var substringTest = function (str) {
return str.substring(str.lastIndexOf('/')+1);
}
var replaceTest = function (str) {
return str.replace(/^.*(\\|\/|\:)/, '');
}
var execTest = function...
Cast to int vs floor
...dited Dec 30 '14 at 21:44
Matt Ball
323k8585 gold badges599599 silver badges672672 bronze badges
answered Jul 21 '10 at 14:39
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多媒体组件 · App Inventor 2 中文网
...全就是杂乱的，不知是不是因为版本过旧，还是其他设置问题，经过一系列尝试（包括设置文本朗读器的国家及语言属性）仍然是不行的。最终只得选择“Google文字转语言引擎”（语音设置为”中文“），中文朗读的效果也非常...
A worthy developer-friendly alternative to PayPal [closed]
...ange from PayPal because I think they are expensive and it doesn't work in all countries. Furthermore, I think that the API is sufficient, but could be better. The API documentation, however, is total utter crap .
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How to place the ~/.composer/vendor/bin directory in your PATH?
I'm on Ubuntu 14.04 and I've been trying all possible methods to install Laravel to no avail. Error messages everything I try. I'm now trying the first method in the quickstart documentation, that is, via Laravel Installer, but it says to "Make sure to place the ~/.composer/vendor/bin directory in...
How to comment a block in Eclipse?
...t-\ in that case.
EDIT: It's Ctrl on a PC, but on a Mac the shortcuts may all be Cmd instead. I don't have a Mac myself, so can't easily check.
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What's the best way to learn LISP? [closed]
...used what I learned about LISP, but it made me a much better programmer in all other languages.
– Robert K
Dec 29 '08 at 21:40
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CSS selector for “foo that contains bar”? [duplicate]
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No, what you are looking for would be called a parent selector. CSS has none; they have been proposed multiple times but I know of no existing or forthcoming standard including them. You are correct that you would need to use something like jQuery or use additiona...
Get properties and values from unknown object
...swered Nov 10 '10 at 13:15
CocowallaCocowalla
10.7k55 gold badges5454 silver badges8686 bronze badges
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