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Sleep until a specific time/date
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Thanks for that, I wrote a small shell-script to get a "sleepuntil" command.
– theomega
Mar 14 '09 at 15:20
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How to link to part of the same document in Markdown?
... had to add the --standalone option to the pandoc command to get it to actually output the table of contents itself in the output. Without that switch, it would make the headers into links back to the #toc named anchor, but not actually output the named anchor and list of like itself.
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How to convert string to boolean php
...ted by @lauthiamkok in the comments. I'm posting it here as an answer to call more attention to it.
Depending on your needs, you should consider using filter_var() with the FILTER_VALIDATE_BOOLEAN flag.
filter_var( true, FILTER_VALIDATE_BOOLEAN); // true
filter_var( 'true', FILTER_VALIDATE_...
Unmarshaling nested JSON objects
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in my case the structure of JSON is not actually decided so I can create a struct and when I parse it using map of [string]interface{}, I am having issues for nested elements. What can be done.?
– viveksinghggits
Dec 21 '18 at 10:...
Why can I use auto on a private type?
...e itself is still usable, which is why you can return it to client code at all.
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
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Assuming you're using MySQL,
Model.all(:order => 'DATE(updated_at), price')
Note the distinction from the other answers. The updated_at column will be a full timestamp, so if you want to sort based on the day it was updated, you need to use a function to ...
Shell equality operators (=, ==, -eq)
...nd many other shells) adopted. That's the whole point -- if you have [[ at all, then you can safely assume that all the extensions ksh implemented around it (fnmatch()-style pattern matching, ERE regular expressions with =~, and yes, suppression of string-splitting and filesystem globbing) will be a...
How to do a JUnit assert on a message in a logger
I have some code-under-test that calls on a Java logger to report its status.
In the JUnit test code, I would like to verify that the correct log entry was made in this logger. Something along the following lines:
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Why can't we have static method in a (non-static) inner class?
... would be 'annoying as a mothertrucker'. Don't understand why Java doesn't allow for this. Sometimes, I want an inner class to use properties of the parent class, but keep static methods for better namespacing. Is there something inherently wrong with this? :(
– Angad
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How can you profile a Python script?
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Python includes a profiler called cProfile. It not only gives the total running time, but also times each function separately, and tells you how many times each function was called, making it easy to determine where you should make optimizations.
You c...