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What is the difference between class and instance attributes?
... Alex CoventryAlex Coventry
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How to reload a clojure file in REPL
...
Martin Puppe
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answered Sep 22 '14 at 17:16
Dirk GeursDirk Geurs
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Which is faster : if (bool) or if(int)?
...s an 8-bit value, and your system ABI requires it to "promote" small (< 32-bit) integer arguments to 32-bit when pushing them onto the call stack. So to compare a bool, the compiler generates code to isolate the least significant byte of the 32-bit argument that g receives, and compares it with c...
How to format a java.sql Timestamp for displaying?
...SQL and want the database itself to perform the conversion, use this:
DATE_FORMAT(date,format)
If you prefer to format using Java, use this:
java.text.SimpleDateFormat
SimpleDateFormat dateFormat = new SimpleDateFormat("M/dd/yyyy");
dateFormat.format( new Date() );
...
Quick and easy file dialog in Python?
...7:47
jfs
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answered Jan 2 '13 at 8:58
tomvodito...
How do I remove diacritics (accents) from a string in .NET?
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32
@StefanSteiger You know, in Czech there are letters like áčěů, which we usually "latinize" to aceu, even though it sounds different and...
Numpy: find first index of value fast
... return i
return -1
and then:
>>> a = array([1,7,8,32])
>>> find_first(8,a)
2
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Creating a UICollectionView programmatically
...wDataSource,UICollectionViewDelegateFlowLayout>
{
UICollectionView *_collectionView;
}
Implementation File:--
- (void)viewDidLoad
{
[super viewDidLoad];
self.view = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
UICollectionViewFlowLayout *layout=[[UICollect...
Meaning of $? (dollar question mark) in shell scripts
...function.
– tripleee
Aug 4 '19 at 9:32
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_csv.Error: field larger than field limit (131072)
...a 64bit OS (Python build), the long type size (in bits) is:
Nix: 64
Win: 32
When attempting to set it, the new value is checked to be in the long boundaries, that's why in some cases another exception pops up (this case is common on Win):
>>> import sys
>>>
>>> sys.p...