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String concatenation vs. string substitution in Python
In Python, the where and when of using string concatenation versus string substitution eludes me. As the string concatenation has seen large boosts in performance, is this (becoming more) a stylistic decision rather than a practical one?
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How to beautify JSON in Python?
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Try underscore-cli:
cat myfile.json | underscore print --color
It's a pretty nifty tool that can elegantly do a lot of manipulation of structured data, execute js snippets, fill templates, etc. It's ridiculously well documented, polished, a...
How do I prevent 'git diff' from using a pager?
...m the comments include:
# Set an evaporating environment variable to use 'cat' for your pager
GIT_PAGER=cat git diff
# Tells 'less' not to paginate if less than a page
export LESS="-F -X $LESS"
# ...then Git as usual
git diff
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CSS – why doesn’t percentage height work? [duplicate]
..."width: 200px; height: 100px; background-color: orange">
<div id="cc" style="width: 50%; height: 100px; background-color: blue"></div>
</div>
<div id="d" style=" height: 100px; background-color: orange">
<div id="dd" style="width: 50%; ...
Cross-browser testing: All major browsers on ONE machine
...s
Download the latest version from Mozilla.org.
Download old versions from ftp.mozilla.org (if you're only interested in recent old versions, see releases.mozilla.org).
or, use Utilu Mozilla Firefox Collection.
Opera:
Download any Opera version from Opera.com.
Chrome:
Download 7-zip to extract...
Can a C++ enum class have methods?
...to imply that your enum has class traits too, but it's not the case. My educated guess is that the choice of the keywords was inspired by the pattern we used before C++11 to get scoped enums:
class Foo {
public:
enum {BAR, BAZ};
};
However, that's just syntax. Again, enum class is not a class.
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Why does cURL return error “(23) Failed writing body”?
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Could you not simply pipe it through cat once? Solves the issue for me, at least.
– benvd
Jun 10 '16 at 14:26
5
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Converting pfx to pem using openssl
How to generate a .pem CA certificate and client certificate from a PFX file using OpenSSL.
3 Answers
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How to show only next line after the matched one?
...t line after a match, then pipe the result to tail and only grab 1 line,
cat logs/info.log | grep "term" -A1 | tail -n 1
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What are the GCC default include directories?
When I compile a very simple source file with gcc I don't have to specify the path to standard include files such as stdio or stdlib.
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