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How do you run a single test/spec file in RSpec?
...ingle spec file's tests — for the one file I'm editing, for example. rake spec executes all the specs. My project is not a Rails project, so rake spec:doc doesn't work.
...
Make Visual Studio understand CamelCase when hitting Ctrl and cursor keys
...onfigure Visual Studio 2008 to understand CamelCase? Specifically, I'd like to be able to get Ctrl + right or left cursor to take me to a subsection of a variable or type name.
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Why is “using namespace std;” considered bad practice?
...ed Foo and Bar:
using namespace foo;
using namespace bar;
Everything works fine, and you can call Blah() from Foo and Quux() from Bar without problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar i...
Why do you need to invoke an anonymous function on the same line?
...sures and saw this everywhere, but there is no clear explanation how it works - everytime I was just told to use it...:
19 ...
Sample random rows in dataframe
...d the appropriate function that would return a specified number of rows picked up randomly without replacement from a data frame in R language? Can anyone help me out?
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What is the difference between const and readonly in C#?
...in code. When this is compiled,
in the case of the const value, it is like a find-replace, the value 2 is 'baked into' the AssemblyB's IL. This means that if tomorrow I'll update I_CONST_VALUE to 20 in the future. AssemblyB would still have 2 till I recompile it.
in the case of the readonly value...
Show a Form without stealing focus?
...ivation
{
get { return true; }
}
And if you don't want the user to click this notification window either, you can override CreateParams:
protected override CreateParams CreateParams
{
get
{
CreateParams baseParams = base.CreateParams;
const int WS_EX_NOACTIVATE = 0x08000000;
co...
How to remove all .svn directories from my application directories
...o clean all .svn directories from my application directory tree. I am looking for a recursive command in the Linux shell that will traverse the entire tree and delete the .svn files.
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Getting the index of the returned max or min item using max()/min() on a list
...dex of the value returned by max() or min() . In other words, I need to know which move produced the max (at a first player's turn) or min (second player) value.
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Installing vim with ruby support (+ruby)
...
Some package provides vim-ruby on Ubuntu, for example vim-nox.
simply:
sudo apt-get install vim-nox;
will get you vim with ruby, as well as compiled in "support for scripting with Perl, Python, Ruby, and TCL but no GUI."
sudo ap...