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Installing Ruby Gem in Windows
...all GEM on my PC by following the steps given in the site http://rubygems.org/pages/download .
7 Answers
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What's the difference between QMainWindow, QWidget and QDialog?
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A QWidget is the base class for all drawable classes in Qt. Any QWidget-based class can be shown as a window by showing it when it has no parent.
A QDialog is based on QWidget, but designed to be shown as a window. It will always appear in a window, a...
Is there a command to list all Unix group names? [closed]
...have users assigned to them, use this command:
cut -d: -f1 /etc/group | sort
For more info- >
Unix groups,
Cut command,
sort command
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Why does the use of 'new' cause memory leaks?
I learned C# first, and now I'm starting with C++. As I understand, operator new in C++ is not similar to the one in C#.
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$(window).scrollTop() vs. $(document).scrollTop()
...ct.
However, as pointed out in the comments: $(window).scrollTop() is supported by more web browsers than $('html').scrollTop().
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Check whether a variable is a string in Ruby
Is there anything more idiomatic than the following?
6 Answers
6
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How to get root access on Android emulator?
...ave All Android SDK versions(from 1.5 to 2.3.3), and I tried many methods for getting root in Android emulator. I don't use any Android device and test everything on emulator(AVD).
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What is the purpose of the Visual Studio Hosting Process?
... by the feature. There's another one that you're bound to run into sooner or later: it uses a different app.config file. The active one is named yourapp.vshost.exe.config. Watch out for this when you make manual changes to the file.
Another feature it supports that's very visible when you debug ...
difference between collection route and member route in ruby on rails?
... But what about adding a "get" without any block? Is it member or collection route? My test showed its collection but with different id variable name.
– lzap
Apr 19 '11 at 15:12
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What's the best free C++ profiler for Windows? [closed]
I'm looking for a profiler in order to find the bottleneck in my C++ code. I'd like to find a free, non-intrusive, and good profiling tool. I'm a game developer, and I use PIX for Xbox 360 and found it very good, but it's not free. I know the Intel VTune , but it's not free either.
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