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How to check if an array value exists?
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Using if?
if(isset($something['say']) && $something['say'] == 'bla') {
// do something
}
Btw, you are assigning an value with the key say twice, hence your array will result in an array with only one value.
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How to prevent a scrollview from scrolling to a webview after data is loaded?
...super(context); } public ExtendedScrollView( Context context, AttributeSet attributeSet) { super(context, attributeSet); } public ExtendedScrollView( Context context, AttributeSet attributeSet, int defStyle) { super(context, attributeSet, defStyle); }
– Erik B
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Format date to MM/dd/yyyy in JavaScript [duplicate]
I have a dateformat like this '2010-10-11T00:00:00+05:30' . I have to format in to MM/dd/yyyy using JavaScript or jQuery . Anyone help me to do the same.
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Installing specific package versions with pip
...s here: http://pypi.python.org/pypi/MySQL-python/1.2.2
The download link 404s and the fallback URL links are re-directing infinitely due to sourceforge.net's recent upgrade and PyPI's stale URL.
So to properly install the driver, you can follow these steps:
pip uninstall MySQL_python
pip install ...
How do I convert an integer to binary in JavaScript?
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function dec2bin(dec){
return (dec >>> 0).toString(2);
}
dec2bin(1); // 1
dec2bin(-1); // 11111111111111111111111111111111
dec2bin(256); // 100000000
dec2bin(-256); // 11111111111111111111111100000000
You can use Number.toString(2) function, but it has ...
How to get the name of the calling method?
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puts caller[0]
or perhaps...
puts caller[0][/`.*'/][1..-2]
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Difference between map and collect in Ruby?
...well: In C++'s Standard Template Library, it is called transform, in C# (3.0)'s LINQ library, it is provided as an extension method called Select. Map is also a frequently used operation in high level languages such as Perl, Python and Ruby; the operation is called map in all three of these language...
How to execute a file within the python interpreter?
...o pass a parameter to the script? the following doesn't work: exec(open"setup.py install").read(), globals())
– ben
Jul 20 '17 at 17:34
1
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How can I ensure that a division of integers is always rounded up?
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670
UPDATE: This question was the subject of my blog in January 2013. Thanks for the great question!...
Python's time.clock() vs. time.time() accuracy?
...me (to check the scheduler module of the application under test), so after setting the system time a few hours in the future, the TC timeout expired and the test case was aborted. I had to switch from time.time() to time.clock() to handle this properly.
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