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What are the differences between a UIView and a CALayer?
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224
On iOS, every UIView is backed by a Core Animation CALayer, so you are dealing with CALayers w...
Where should virtualenvs be created?
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129
Many people use the virtualenvwrapper tool, which keeps all virtualenvs in the same place (the ...
What can I use instead of the arrow operator, `->`?
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edited Oct 21 '08 at 10:10
answered Oct 21 '08 at 10:02
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How do I send a POST request as a JSON?
...d to add a header, and also serialize the data for your request...
Python 2.x
import json
import urllib2
data = {
'ids': [12, 3, 4, 5, 6]
}
req = urllib2.Request('http://example.com/api/posts/create')
req.add_header('Content-Type', 'application/json')
response = urllib2.urlopen(req, jso...
Does Dispose still get called when exception is thrown inside of a using statement?
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112
Yes, using wraps your code in a try/finally block where the finally portion will call Dispose() ...
Open a buffer as a vertical split in VIM
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207
Try:
:vert sb N
which will open a left vertical split (by default, unless you have modified...
How do HashTables deal with collisions?
...why a bad hash function can make lookups in hash tables very slow.
Option 2: If the hash table entries are all full then the hash table can increase the number of buckets that it has and then redistribute all the elements in the table. The hash function returns an integer and the hash table has to ...
How to tell if a JavaScript function is defined
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21 Answers
21
Active
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Should a .sln be committed to source control?
...les should you exclude? Here's the content of my .gitignore file for my VS 2008 projects:
*.suo
*.user
*.ncb
Debug/
Release/
CodeAnalyst/
(The last entry is just for the AMD CodeAnalyst profiler.)
For VS 2010, you should also exclude the following:
ipch/
*.sdf
*.opensdf
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MySQL - UPDATE query based on SELECT Query
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edited Nov 26 '18 at 0:51
Valerian Pereira
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