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What is the benefit of using $() instead of backticks in shell scripts?
...s within commands, without losing your sanity trying to figure out if some form of escaping will work on the backticks.
An example, though somewhat contrived:
deps=$(find /dir -name $(ls -1tr 201112[0-9][0-9]*.txt | tail -1l) -print)
which will give you a list of all files in the /dir directory ...
What does “SyntaxError: Missing parentheses in call to 'print'” mean in Python?
...t became an ordinary function in Python 3, that didn't relate to the basic form of the statement, but rather to how you did more complicated things like printing multiple items to stderr with a trailing space rather than ending the line.
In Python 2:
>>> import sys
>>> print >...
How to get the date from jQuery UI datepicker
...r user choose the date in jQuery UI datepicker and click the button on the form.
6 Answers
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Make the current commit the only (initial) commit in a Git repository?
...nd the tree associated with a commit we use the <rev>^{<type>} form.
– dan_waterworth
Feb 15 '17 at 20:48
1
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How to do a less than or equal to filter in Django queryset?
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how to unit test file upload in django
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Using your example, form validation gives me: "Upload a valid image. The file you uploaded was either not an image or a corrupted image."
– antonagestam
Jun 22 '15 at 14:21
...
InputStream from a URL
... entered if the implementation of HttpURLConnection
* does not perform the redirect. The exact behavior depends to
* the actual implementation (e.g. sun.net).
* !!! Attention: This block allows the connection to
* switch protocols (e.g. HTTP to HTTPS), which is ...
“Deprecation warning: moment construction falls back to js Date” when trying to convert RFC2822 date
...
To get rid of the warning, you need to either:
Pass in an ISO formatted version of your date string:
moment('2014-04-23T09:54:51');
Pass in the string you have now, but tell Moment what format the string is in:
moment('Wed, 23 Apr 2014 09:54:51 +0000', 'ddd, DD MMM YYYY HH:mm:ss ZZ');...
How to sort an array in Bash
...esearch bubble sort. For my sorting needs I have first and second elements forming key followed by one data element (which I may expand later). Your code could be improved with number of key elements (parm1) and number of data elements (parm2). For OP the parameters would be 1 and 0. For me the para...
Creating hidden arguments with Python argparse
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