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is_null($x) vs $x === null in PHP [duplicate]
PHP has two (that I know of, and three if you count isset() ) methods to determine if a value is null: is_null() and === null . I have heard, but not confirmed, that === null is faster, but in a code review someone strongly suggested that I use is_null() instead as it is specifically design...
How to print a percentage value in python?
...>>> 1 / 3
0.3333333333333333
# The above 33% example would could now be written without the explicit
# float conversion:
>>> print "{0:.0f}%".format(1/3 * 100)
33%
# Or even shorter using the format mini language:
>>> print "{:.0%}".format(1/3)
33%
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Using an image caption in Markdown Jekyll
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Jekyll now includes a site.url variable.
– Roy Tinker
Nov 14 '14 at 0:22
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
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this was 2010 :). Now i'll use body.readyState === 'loaded'
– Jman
May 22 '19 at 9:33
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UIBarButtonItem with custom image and no border
...BarButtonItem = [[UIBarButtonItem alloc] initWithCustomView:customView];
Now, just add the custom UIBarButton to the leftBarButtonItem:
self.navigationItem.leftBarButtonItem = customBarButtonItem;
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What is the best way to give a C# auto-property an initial value?
...ith C# 6 you can initialize auto-properties directly (finally!), there are now other answers in the thread that describe that.
C# 5 and below:
Though the intended use of the attribute is not to actually set the values of the properties, you can use reflection to always set them anyway...
public c...
setuptools: package data folder location
I use setuptools to distribute my python package. Now I need to distribute additional datafiles.
3 Answers
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JavaScript function similar to Python range()
...ve checks for types etc., but I implemented reverse order of elements - it now works exactly the same as Python counterpart, when the last param is negative integer.
– Tadeck
Nov 25 '11 at 18:59
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What is the canonical way to check for errors using the CUDA runtime API?
...eaders seem to have been rearranged. <thrust/system/cuda_error.h> is now effectively <thrust/system/cuda/error.h>.
– chappjc
May 18 '15 at 20:05
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Setting the correct encoding when piping stdout in Python
...Encoding" and "Default encoding for properties files" ALL to UTF-8 and she now works like a charm.
Hope this helps!
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