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How to call a shell script from python code?
...ocess module will help you out.
Blatantly trivial example:
>>> import subprocess
>>> subprocess.call(['sh', './test.sh']) # Thanks @Jim Dennis for suggesting the []
0
>>>
Where test.sh is a simple shell script and 0 is its return value for this run.
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How to convert a private key to an RSA private key?
...y question first. I bought a certificate from a CA and used the following format to generate the csr and the private key:
3...
Fixed page header overlaps in-page anchors
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I had the same problem.
I solved it by adding a class to the anchor element with the topbar height as the padding-top value.
<h1><a class="anchor" name="barlink">Bar</a></h1>
And then simply the css:
.anchor { padding-top: 90px; }
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How to add elements of a Java8 stream into an existing List
Javadoc of Collector shows how to collect elements of a stream into a new List. Is there an one-liner that adds the results into an existing ArrayList?
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Has anyone actually implemented a Fibonacci-Heap efficiently?
...lemented a Fibonacci-Heap ? I did so a few years back, but it was several orders of magnitude slower than using array-based BinHeaps.
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Check if value already exists within list of dictionaries?
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Here's one way to do it:
if not any(d['main_color'] == 'red' for d in a):
# does not exist
The part in parentheses is a generator expression that returns True for each dictionary that has the key-value pair you are looking for, otherwise False.
If the key could also...
Why git can't do hard/soft resets by path?
...ommands provide that functionality already), and it reduces the potential for doing the wrong thing by accident.
A "hard reset" for a path is just done with git checkout HEAD -- <path> (checking out the existing version of the file).
A soft reset for a path doesn't make sense.
A mixed reset...
Expansion of variables inside single quotes in a command in Bash
... have to close the quotes, insert something, and then re-enter again.
'before'"$variable"'after'
'before'"'"'after'
'before'\''after'
Word concatenation is simply done by juxtaposition. As you can verify, each of the above lines is a single word to the shell. Quotes (single or double quotes, depe...
Get type of a generic parameter in Java with reflection
...uments()[0];
So there seems to be some reflection-magic around that I unfortunetly don't fully understand... Sorry.
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jQuery Validate - Enable validation for hidden fields
...of jQuery validation plugin 1.9 by default validation of hidden fields ignored . I'm using CKEditor for textarea input field and it hides the field and replace it with iframe. The field is there, but validation disabled for hidden fields. With validation plugin version 1.8.1 everything works as exp...