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Heroku + node.js error (Web process failed to bind to $PORT within 60 seconds of launch)
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1043
Heroku dynamically assigns your app a port, so you can't set the port to a fixed number. Herok...
Opacity of background-color, but not the text [duplicate]
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601
Use rgba!
.alpha60 {
/* Fallback for web browsers that don't support RGBa */
backgroun...
How to check if a table exists in a given schema
...BrandstetterErwin Brandstetter
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How to stop a JavaScript for loop?
...mData`... */
remIndex = -1; // Set a default if we don't find it
for (i = 0; i < remSize.length; i++) {
// I'm looking for the index i, when the condition is true
if (remSize[i].size === remData.size) {
remIndex = i;
break; // <=== breaks out of the l...
finding the type of an element using jQuery
...you can use the following to get the name of the tag:
$("#elementId").get(0).tagName
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What is the default initialization of an array in Java?
...hing that holds an object) that is null.
For int/short/byte/long that is a 0.
For float/double that is a 0.0
For booleans that is a false.
For char that is the null character '\u0000' (whose decimal equivalent is 0).
When you create an array of something, all entries are also zeroed. So your arra...
sql “LIKE” equivalent in django query
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204
Use __contains or __icontains (case-insensitive):
result = table.objects.filter(string__contain...
Regular expression for exact match of a string
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180
if you have a the input password in a variable and you want to match exactly 123456 then anchors...
Uninstall all installed gems, in OSX?
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430
Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x inclu...
JavaScript hard refresh of current page
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305
Try to use:
location.reload(true);
When this method receives a true value as argument, it wi...