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Check whether an input string contains a number in javascript
My end goal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
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Broken references in Virtualenvs
I recently installed a bunch of dotfiles on my Mac along with some other applications (I changed to iTerm instead of Terminal, and Sublime as my default text editor) but ever since, all my virtual environments have stopped working, although their folders inside .virtualenvs are still there and they ...
Is there Unicode glyph Symbol to represent “Search” [closed]
Unicode has a million icon-like glyphs, but they're very hard to search.
5 Answers
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Create a unique number with javascript time
I need to generate unique id numbers on the fly using javascript. In the past, I've done this by creating a number using time. The number would be made up of the four digit year, two digit month, two digit day, two digit hour, two digit minute, two digit second, and three digit millisecond. So it w...
Load a WPF BitmapImage from a System.Drawing.Bitmap
I have an instance of a System.Drawing.Bitmap and would like to make it available to my WPF app in the form of a System.Windows.Media.Imaging.BitmapImage .
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How do I move forward and backward between commits in git?
I am doing a git bisect and after arriving to the problematic commit, I am now trying to get a step forward/backward to make sure I am in the right one.
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Why does git diff on Windows warn that the “terminal is not fully functional”?
... Git Bash, this can be fixed by adding the following line to ~/.bashrc:
export TERM=cygwin
-or-
export TERM=msys
The first seems to be the original by git for windows, the second a popular known form to "heal" as well.
The problem can be caused if some other program (like for example Strawber...
Detect IF hovering over element with jQuery
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var isHovered = $('#elem').is(":hover"); // returns true or false
Example: http://jsfiddle.net/Meligy/2kyaJ/3/
(This only works when the selector matches ONE element max. See Edit 3 for more)
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Edit 1 (June 29, 2013): (Applicable to jQuery 1.9.x only, as it works with 1.10+, see next Edit 2)...
Best way to represent a fraction in Java?
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It just so happens that I wrote a BigFraction class not too long ago, for Project Euler problems. It keeps a BigInteger numerator and denominator, so it'll never overflow. But it'll be a tad slow for a lot of operations that you know wi...
Merge / convert multiple PDF files into one PDF
How could I merge / convert multiple PDF files into one large PDF file?
18 Answers
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