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Getting output of system() calls in Ruby
If I call a command using Kernel#system in Ruby, how do I get its output?
15 Answers
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How ListView's recycling mechanism works
So I have this problem I had before, and naturally I asked for help on here . Luksprog's answer was great because I had no idea about how ListView and GridView optimized itself with recycling Views. So with his advice I was able to change how I added Views to my GridView. Problem is now I have some...
How to round to 2 decimals with Python?
...u can use the round function, which takes as its first argument the number and the second argument is the precision after the decimal point.
In your case, it would be:
answer = str(round(answer, 2))
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PowerShell script to return versions of .NET Framework on a machine?
...swers both return the root number on my system for .NET 3.0 (where the WCF and WPF numbers, which are nested under 3.0, are higher -- I can't explain that), and fail to return anything for 4.0 ...
EDIT: For .Net 4.5 and up, this changed slightly again, so there's now a nice MSDN article here expla...
Scrolling a flexbox with overflowing content
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I've spoken to Tab Atkins (author of the flexbox spec) about this, and this is what we came up with:
HTML:
<div class="content">
<div class="box">
<div class="column">Column 1</div>
<div class="column">Column 2</div>
<div c...
Checking if a variable is not nil and not zero in ruby
I am using the following code to check if a variable is not nil and not zero
18 Answers
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Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
...is update. Right now, the best solution seems to be to just 'deal with it' and hope that whatever color you choose can render a translucent effect. I am still looking into ways of getting around this.
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Is bool a native C type?
...kernel code uses bool, but I thought that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
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What does the servlet value signify
...ad-on-startup indicates that this servlet should be loaded (instantiated
and have its
init() called) on the startup of the Web application. The element content of this
element must be an integer indicating the order in which the servlet should be
loaded. If the value is a negative integer, o...
How to list all installed packages and their versions in Python?
Is there a way in Python to list all installed packages and their versions?
11 Answers
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