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Example for sync.WaitGroup correct?
Is this example usage of sync.WaitGroup correct? It gives the expected result, but I am unsure about the wg.Add(4) and the position of wg.Done() . Does it make sense to add the four goroutines at once with wg.Add() ?
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How to resize Twitter Bootstrap modal dynamically based on the content
...d while searching the Internet is changing the size to only one parameter. It has to be same as the content in the popup.
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ASP.NET Identity reset password
How can I get the password of a user in the new ASP.NET Identity system? Or how can I reset without knowing the current one (user forgot password)?
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Fluid width with equally spaced DIVs
...d all modern browsers!
I've halved your requested dimensions just to make it easier to work with.
text-align: justify combined with .stretch is what's handling the positioning.
display:inline-block; *display:inline; zoom:1 fixes inline-block for IE6/7, see here.
font-size: 0; line-height: 0 fixes a...
Difference between Math.Floor() and Math.Truncate()
...runcate rounds towards zero. Thus, Math.Truncate is like Math.Floor for positive numbers, and like Math.Ceiling for negative numbers. Here's the reference.
For completeness, Math.Round rounds to the nearest integer. If the number is exactly midway between two integers, then it rounds towards the ev...
jQuery UI sliders on touch devices
I'm developing a website using jQuery UI, and there are several elements on my site that appear to be incompatible when viewed on touchscreen devices; they don't cause any errors, but the behavior is not what it should be.
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How does git merge after cherry-pick work?
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Short answer
Don't worry, Git will handle it.
Long answer
Unlike e.g. SVN1, Git does not store commits in delta format, but is snapshot-based2,3. While SVN would naively try to apply each merged commit as a patch (and fail, for the exact reason you d...
How to get the entire document HTML as a string?
Is there a way in JS to get the entire HTML within the html tags, as a string?
15 Answers
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Change “on” color of a Switch
I'm using a standard Switch control with the holo.light theme in a ICS app.
22 Answers
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How to check if a file is a valid image file?
...e a magic number for various file formats. You could check for this in addition to your exception checking above.
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