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In Python script, how do I set PYTHONPATH?
... that if you want to make sure that Python checks the new directory before all of the others when importing, you should put the new directory first in the list, as in sys.path.insert(0, '/path/to/whatever').
– wecsam
Jun 15 '17 at 16:22
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How to tell if a string contains a certain character in JavaScript?
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I would go with /hello/g.test(your_string). While indexOf works, I think a regex test tells a better story of what you're trying to accomplish. If I'm trying to find a sequence of characters inside a string, the index is irrelevant.
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jQuery UI: Datepicker set year range dropdown to 100 years
...ed):
for (a.yearshtml+='<select class="ui-datepicker-year" onchange="DP_jQuery_'+y+".datepicker._selectMonthYear('#"+
a.id+"', this, 'Y');\" onclick=\"DP_jQuery_"+y+".datepicker._clickMonthYear('#"+a.id+"');\">";b<=g;b++)
a.yearshtml+='<option value="'+b+'"'+(b==c?' selected="selected"...
How to encrypt/decrypt data in php?
...er generator. The following example would be recommended (>= 5.3):
$key_size = 32; // 256 bits
$encryption_key = openssl_random_pseudo_bytes($key_size, $strong);
// $strong will be true if the key is crypto safe
This can be done once or multiple times (if you wish to create a chain of encrypti...
Organizing a multiple-file Go project [closed]
...o structure your project in a go build friendly way, and also how to write tests. Tests do not need to be a cmd using the main package. They can simply be TestX named functions as part of each package, and then go test will discover them.
The structure suggested in that link in your question is a b...
Script parameters in Bash
...n these variables too, so for this:
./ocrscript.sh -from /home/kristoffer/test.png -to /home/kristoffer/test.txt
You'll get:
$0 # ocrscript.sh
$1 # -from
$2 # /home/kristoffer/test.png
$3 # -to
$4 # /home/kristoffer/test.txt
It might be easier to omit the -from and the -to, like...
How to check if all of the following items are in a list?
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Operators like <= in Python are generally not overriden to mean something significantly different than "less than or equal to". It's unusual for the standard library does this--it smells like legacy API to me.
Use the equivalent and more clearly-named method, ...
In Python, using argparse, allow only positive integers
...still need to define an actual method that decides this for you:
def check_positive(value):
ivalue = int(value)
if ivalue <= 0:
raise argparse.ArgumentTypeError("%s is an invalid positive int value" % value)
return ivalue
parser = argparse.ArgumentParser(...)
parser.add_argu...
Get the length of a String
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As of Swift 4+
It's just:
test1.count
for reasons.
(Thanks to Martin R)
As of Swift 2:
With Swift 2, Apple has changed global functions to protocol extensions, extensions that match any type conforming to a protocol. Thus the new syntax is:
test...
Running junit tests in parallel in a Maven build?
... JUnit 4.4 and Maven and I have a large number of long-running integration tests.
10 Answers
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