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How to wait until an element exists?
...to find out when an element comes into existence? Using plain javascript, with an interval that checks until an element exists, or does jQuery have some easy way to do this?
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How can I prevent the scrollbar overlaying content in IE10?
In IE10, the scrollbar is not always there... and when it appears it comes on as an overlay... It's a cool feature but I would like to turn it off for my specific website as it is a full screen application and my logos and menus are lost behind it.
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How to make a vertical line in HTML
...the markup where you want the line to appear to next, and use CSS to style it:
.verticalLine {
border-left: thick solid #ff0000;
}
<div class="verticalLine">
some other content
</div>
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git reset --hard HEAD leaves untracked files behind
When I run git reset --hard HEAD , it's supposed to reset to a pristine version of what you pulled, as I understand it. Unfortunately, it leaves files lying around, as a git status shows a big list of untracked files.
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How to check if a string contains a substring in Bash
...ts:
string='My long string'
if [[ $string == *"My long"* ]]; then
echo "It's there!"
fi
Note that spaces in the needle string need to be placed between double quotes, and the * wildcards should be outside. Also note that a simple comparison operator is used (i.e. ==), not the regex operator =~....
Can the :not() pseudo-class have multiple arguments?
...ust use two :not:
input:not([type="radio"]):not([type="checkbox"])
Yes, it is intentional
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How to run Unix shell script from Java code?
It is quite simple to run a Unix command from Java.
17 Answers
17
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pycharm running way slow
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Every performance problem with PyCharm is unique, a solution that helps to one person will not work for another. The only proper way to fix your specific performance problem is by capturing the CPU profiler snapshot as described in this document and se...
git visual diff between branches
...is great for seeing a visual diff between two files that are checked into git:
How do I view 'git diff' output with a visual diff program?
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Angular JS break ForEach
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There's no way to do this. See https://github.com/angular/angular.js/issues/263. Depending on what you're doing you can use a boolean to just not going into the body of the loop. Something like:
var keepGoing = true;
angular.forEach([0,1,2], function(count){
if(...