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Is mongodb running?
...
Also, you may want to consider adding a filter to not return the grep process you are running. So: ps -ax | grep -v grep | grep mongo
– DCaugs
Dec 10 '15 at 13:36
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Get person's age in Ruby
...e of someone born on the 29th February on a leap year. This is because the call to birthday.to_date.change(:year => now.year) creates an invalid date.
I used the following code instead:
require 'date'
def age(dob)
now = Time.now.utc.to_date
now.year - dob.year - ((now.month > dob.month ...
Why not to deploy on a Friday? [closed]
...hing on Friday. I can say for a fact my boss gets most of his angry client calls on Saturday/Sunday when something has been missed. (NEVER LAUNCH ON FRIDAY)
– ChristoKiwi
Jan 15 '15 at 23:15
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PHP filesize MB/KB conversion [duplicate]
...s is based on @adnan's great answer.
Changes:
added internal filesize() call
return early style
saving one concatentation on 1 byte
And you can still pull the filesize() call out of the function, in order to get a pure bytes formatting function. But this works on a file.
/**
* Formats file...
Tracking the script execution time in PHP
...n";
echo "It spent " . rutime($ru, $rustart, "stime") .
" ms in system calls\n";
Note that you don't need to calculate a difference if you are spawning a php instance for every test.
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i...
Using tags to turn off caching in all browsers? [duplicate]
... modern up to date browsers.
After IE9 anyway. Chrome and Firefox specifically does not work with these as you would expect, if at all.
<meta http-equiv="cache-control" content="max-age=0" />
<meta http-equiv="cache-control" content="no-cache" />
<meta http-equiv="expires" content...
Iterating over dictionaries using 'for' loops
..., which will not reflect changes to the dict that happen after the items() call. If you want the 2.x behavior in 3.x, you can call list(d.items()).
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C++, copy set to vector
... hold the input range.
std::back_inserter creates an output iterator that calls push_back on a container for each element, so each element is inserted into the container. Alternatively, you could have created a sufficient number of elements in the std::vector to hold the range being copied:
std::...
How do I print bold text in Python?
..., in a string like that in Python 2.x, one letter/number/punctuation item (called a character). So for example:
01101000 01100101 01101100 01101100 01101111
h e l l o
The computer translates those bits into letters, but in a traditional string (called an ASCII string),...
AngularJS Folder Structure [closed]
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@Jakub There's an option called "answer your own question contributing to wiki" when you create the question.
– Michael J. Calkins
Aug 30 '13 at 22:41
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