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How to git reset --hard a subdirectory?
...on 1.7.0, Git's ls-files honors the skip-worktree flag.
Running your test script (with some minor tweaks changing git commit... to git commit -q and git status to git status --short) outputs:
Initialized empty Git repository in /home/user/repo/.git/
After read-tree:
a/a/aa
a/b/ab
b/a/ba
After modi...
How do I simulate a hover with a touch in touch enabled browsers?
...
Try this:
<script>
document.addEventListener("touchstart", function(){}, true);
</script>
And in your CSS:
element:hover, element:active {
-webkit-tap-highlight-color: rgba(0,0,0,0);
-webkit-user-select: none;
-webkit-touch-...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...ogus value, your server config would automatically return 503 and your PHP script wouldn't even be run!
– Pacerier
Jul 14 '13 at 15:01
1
...
What is __pycache__?
...re it... All it does is make your program start a little faster. When your scripts change, they will be recompiled, and if you delete the files or the whole folder and run your program again, they will reappear (unless you specifically suppress that behavior).
When you're sending your code to other ...
What is a domain specific language? Anybody using it? And in what way?
...
Groovy is a scripting language that runs in a JVM. It's basically intended to be a Java answer to Ruby. It's a general purpose language but it can be used to write DSLs. docs.groovy-lang.org/docs/latest/html/documentation/…
...
Easiest way to check for an index or a key in an array?
...r this SO question: How to tell if a string is not defined in a bash shell script?
A wrapper function:
exists(){
if [ "$2" != in ]; then
echo "Incorrect usage."
echo "Correct usage: exists {key} in {array}"
return
fi
eval '[ ${'$3'[$1]+muahaha} ]'
}
For example
if ! ex...
How to write to a file, using the logging Python module?
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@notihs, the server doesn't run the script file directly so the section below if __name__ == '__main__': doesn't get executed.
– Rami Alloush
Jan 16 at 18:23
...
Bootstrap 3 Collapse show state with Chevron icon
Using the core example taken from the Bootstrap 3 Javascript examples page for Collapse ,
I have been able to show the state of collapse using chevron icons.
...
What does %~dp0 mean, and how does it work?
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The variable %0 in a batch script is set to the name of the executing batch file.
The ~dp special syntax between the % and the 0 basically says to expand the variable %0 to show the drive letter and path, which gives you the current directory containi...
Serializing object that contains cyclic object value
...
much saver and it shows where an cycle object was.
<script>
var jsonify=function(o){
var seen=[];
var jso=JSON.stringify(o, function(k,v){
if (typeof v =='object') {
if ( !seen.indexOf(v) ) { return '__cycle__'; }
seen.push(v);
...