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How to duplicate virtualenv
...avorite text editor, you'll see something like:
Django==1.3
Fabric==1.0.1
etc...
Now, edit the line that says Django==x.x to say Django==1.3 (or whatever version you want to install in your new virtualenv).
Lastly, activate your new virtualenv, and run:
pip install -r requirements.txt
And pip...
Is there a way to quickly find files in Visual Studio 2010?
...nd it also has a dialog to search the current file for methods,properties, etc. Very nice! Note that the current version only supports VS
How can I return NULL from a generic method in C#?
... is a reference type (or a nullable value type), 0 for int, '\0' for char, etc. (Default values table (C# Reference))
Restrict T to be a reference type with the where T : class constraint and then return null as normal
shar...
SQL Server 2008 Windows Auth Login Error: The login is from an untrusted domain
...
For me, this happened when I edited a blank drivers/etc/hosts file, and added an entry for a local website, but neglected to add 127.0.0.1 localhost
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Check if a div exists with jquery [duplicate]
...queryselectorAll()" caniuse.com/querySelector allows you to use classnames etc, but it won't for older browsers. jQuery abstracts that so you don't need to worry about it (and in fact uses queryselectorAll in the background if available).
– Alex KeySmith
Nov 8 ...
What is the size of ActionBar in pixels?
...need this value at runtime, use this
final TypedArray styledAttributes = getContext().getTheme().obtainStyledAttributes(
new int[] { android.R.attr.actionBarSize });
mActionBarSize = (int) styledAttributes.getDimension(0, 0);
styledAttributes.recycle();
If you need to understa...
How to select between brackets (or quotes or …) in Vim?
...ed, this works for visual mode selection as well - just use vi), vi}, vi', etc.
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Rethrowing exceptions in Java without losing the stack trace
...ght (obviously the surrounding method has to permit this via its signature etc.). The exception will maintain the original stack trace.
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Why doesn't logcat show anything in my Android?
...
"Window" -> Android -> ... etc.
– basickarl
Mar 12 '14 at 15:08
INFO: ...
On EC2: sudo node command not found, but node without sudo is ok
...
I added /usr/local/bin to secure_path in /etc/sudoers
$ sudo visudo
Then change this line:
Defaults secure_path = /sbin:/bin:/usr/sbin:/usr/bin
To:
Defaults secure_path = /sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin
...