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Why use prefixes on member variables in C++ classes
...ably the most important case is "p" for pointer (because the usage changes from var. to var-> and you have to be much more careful with pointers - NULLs, pointer arithmetic, etc), but all the others are very handy.
For example, you can use the same variable name in multiple ways in a single func...
How do you stop MySQL on a Mac OS install?
.... After using the stop command, start would do nothing, as would starting from the MySQL System Preferences panel.
– Ross Henderson
Apr 16 '11 at 1:00
4
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NuGet behind a proxy
...ments that they have been able to omit setting the http_proxy.password key from the command line, or delete it after-the-fact from the config file, and were still able to have NuGet function across the proxy.
If you find, however, that you must specify your password in the NuGet config file, remem...
When splitting an empty string in Python, why does split() return an empty list while split('\n') re
...\n') + (not data.endswith('\n')) # Accurate and fast
4
Question from @Kaz: Why the heck are two very different algorithms shoe-horned into a single function?
The signature for str.split is about 20 years old, and a number of the APIs from that era are strictly pragmatic.
While not perfe...
Difference between and
...rge downfall of using button types... the form onsubmit event is NOT fired from javascript submissions, leading to potential maintenance nightmares.
– mothmonsterman
Nov 19 '10 at 17:19
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Retrieve list of tasks in a queue in Celery
...
You should look here:
Celery Guide - Inspecting Workers
Basically this:
from celery.app.control import Inspect
# Inspect all nodes.
i = Inspect()
# Show the items that have an ETA or are scheduled for later processing
i.scheduled()
# Show tasks that are currently active.
i.active()
# Show tas...
What is the difference between a heuristic and an algorithm?
...ned. The solution could or could not be the best possible one but you know from the start what kind of result you will get. You implement the algorithm using some programming language to get (a part of) a program.
Now, some problems are hard and you may not be able to get an acceptable solution in ...
How can I switch my signed in user in Visual Studio 2013?
...t to preserve your settings, export them first because they will be lost.
From MSDN forums - since I had to hunt around far too much to find the solution to this:
Close Visual Studio
Start the Developer Command prompt installed with Visual Studio as an administrator.
type 'devenv /resetuserdata' ...
Why dict.get(key) instead of dict[key]?
...method contains an additional parameter which indicates the missing value. From the documentation
get(key[, default])
Return the value for key if key is in the dictionary, else default. If default is not given, it defaults to None, so that this method never raises a KeyError.
An example ca...
Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
... this specific line of code. By precomputing upper-lower my profiling went from 25% time of this function to less than 2%! Bottleneck is now addition and subtraction operations, but I think it might be good enough now :)
– jjxtra
Jun 13 '13 at 19:54
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