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Should I index a bit field in SQL Server?
...worth doing. I admit I don't know enough about how indexes work to understand why that is.
19 Answers
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Change branch base
... demo PRO
Basically, you take all the commits from after demo up to PRO, and rebase them onto the master commit.
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Does Python support multithreading? Can it speed up execution time?
...n threads in parallel.
This only applies to Python code. C extensions can and do release the GIL to allow multiple threads of C code and one Python thread to run across multiple cores. This extends to I/O controlled by the kernel, such as select() calls for socket reads and writes, making Python ha...
Python in Xcode 4+?
...Other” in the left pane, then "External Build System" in the right page, and next click "Next".
Enter the product name, organization name, or organization identifier.
For the “Build Tool” field, type in /usr/local/bin/python3 for Python 3 or /usr/bin/python for Python 2 and then click “Next...
Use jQuery to change an HTML tag?
...s many elements in as many ways...
Example usage:
keep existing class and attributes:
$('div#change').replaceTag('<span>', true);
or
Discard existing class and attributes:
$('div#change').replaceTag('<span class=newclass>', false);
or even
r...
Unit test naming best practices [closed]
What are the best practices for naming unit test classes and test methods?
12 Answers
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Where can I find my .emacs file for Emacs running on Windows?
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Copy and pasted from the Emacs FAQ, http://www.gnu.org/software/emacs/windows/:
Where do I put my init file?
On Windows, the .emacs file may be called _emacs for backward compatibility with DOS and FAT filesystems where filename...
How do I write good/correct package __init__.py files
...s.python.org/tutorial/modules.html#importing-from-a-package
using __all__ and import * is redundant, only __all__ is needed
I think one of the most powerful reasons to use import * in an __init__.py to import packages is to be able to refactor a script that has grown into multiple scripts without ...
Difference between Java Enumeration and Iterator
...s.
Method names have been improved.
The bottom line is, both Enumeration and Iterator will give successive elements, but Iterator improved the method names by shortening away the verbiage, and it has an additional remove method. Here is a side-by-side comparison:
Enumeration ...
Object comparison in JavaScript [duplicate]
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Unfortunately there is no perfect way, unless you use _proto_ recursively and access all non-enumerable properties, but this works in Firefox only.
So the best I can do is to guess usage scenarios.
1) Fast and limited.
Works when you have simple JSON-style objects without methods and DOM nodes...