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.NET String.Format() to add commas in thousands place for a number
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1249
String.Format("{0:n}", 1234); // Output: 1,234.00
String.Format("{0:n0}", 9876); // No digits ...
Hidden Features of MySQL
...lot of connections.
MySQL binaries for Linux/x86 allow you to have up to 4096 concurrent connections, but self compiled binaries often have less of a limit.
Set table_cache to match the number of your open tables and concurrent connections. Watch the open_tables value and if it is growing quickly...
What is the difference between encode/decode?
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4
.decode() on Unicode strings might be useful e.g., print u'\\u0203'.decode('unicode-escape')
– jfs
De...
ADT requires 'org.eclipse.wst.sse.core 0.0.0' but it could not be found
I'm installing the Android SDK on a fresh installation of Fedora 14 (Linux). I installed eclipse, and ran the tools/android sdk tool to install all the Eclipse components for the SDK. I was able to get DDMS to install when selecting it by itself.
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Setting PATH environment variable in OSX permanently
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answered Mar 17 '14 at 21:06
NitishNitish
4,85011 gold badge1212 silver badges1515 bronze badges
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Implement Stack using Two Queues
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194
Version A (efficient push):
push:
enqueue in queue1
pop:
while size of queue1 is bigger ...
Why are Python lambdas useful? [closed]
...ions to do stuff. Example:
mult3 = filter(lambda x: x % 3 == 0, [1, 2, 3, 4, 5, 6, 7, 8, 9])
sets mult3 to [3, 6, 9], those elements of the original list that are multiples of 3. This is shorter (and, one could argue, clearer) than
def filterfunc(x):
return x % 3 == 0
mult3 = filter(filterfu...
Best way to alphanumeric check in JavaScript
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4
of course this assumes that that the empty string ("") should not be matched.
– zzzzBov
Dec 13 '10 at...
Python: Tuples/dictionaries as keys, select, sort
Suppose I have quantities of fruits of different colors, e.g., 24 blue bananas, 12 green apples, 0 blue strawberries and so on.
I'd like to organize them in a data structure in Python that allows for easy selection and sorting. My idea was to put them into a dictionary with tuples as keys, e.g.,
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Difference between declaring variables before or in loop?
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Daniel EarwickerDaniel Earwicker
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