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Ignoring time zones altogether in Rails and PostgreSQL
...value representing the count of microseconds from the Postgres epoch, 2000-01-01 00:00:00 UTC.
Postgres also has built-in knowledge of the commonly used UNIX time counting seconds from the UNIX epoch, 1970-01-01 00:00:00 UTC, and uses that in functions to_timestamp(double precision) or EXTRACT(EPOCH...
Using Regular Expressions to Extract a Value in Java
I have several strings in the rough form:
13 Answers
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Is there a way to use shell_exec without waiting for the command to complete?
... adding.
"> /dev/null 2>/dev/null &"
shell_exec('php measurePerformance.php 47 844 email@yahoo.com > /dev/null 2>/dev/null &');
Note this also gets rid of the stdio and stderr.
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Get query from java.sql.PreparedStatement [duplicate]
...JLogger&profileSQL=true
Then you will get the SQL statement below:
2016-01-14 10:09:43 INFO MySQL - FETCH created: Thu Jan 14 10:09:43 CST 2016 duration: 1 connection: 19130945 statement: 999 resultset: 0
2016-01-14 10:09:43 INFO MySQL - QUERY created: Thu Jan 14 10:09:43 CST 2016 duration:...
Adding git branch on the Bash command prompt
...git_ps1 " (%s)")]\$ '
git < 1.9.3
But note that only git 1.9.3 (May 2014) or later allows you to safely display that branch name(!)
See commit 8976500 by Richard Hansen (richardhansen):
Both bash and zsh subject the value of PS1 to parameter expansion, command substitution, and arithmetic...
Is it Pythonic to use list comprehensions for just side effects?
...d they do not generate a random list that gets tossed out. I think the all form is perhaps slightly more clear, though I think both of them are confusing and shouldn't be used.
I think this is ugly and I wouldn't actually do it in code. But if you insist on implementing your loops in this fashion, ...
Convert object string to JSON
...n. (Oh, and d) the statement eval() is bad is nonsense in this generalized form.)
– Tomalak
Jan 27 '12 at 16:24
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Explanation of the UML arrows
...n is defined in the UML spec as follows: Composite aggregation is a strong form of aggregation that requires a part object be included in at most one composite object at a time. If a composite object is deleted, all of its partinstances that are objects are deleted with it. A part object may (where...
Is there a way to create a function from a string with javascript?
...ix. It's not a hard and fast rule, and you'll notice the comment is in the form of a suggestion not a command.
– Dan Smith
May 12 '16 at 11:23
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Using two values for one switch case statement
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@Kobor42 How about: Why have you used that formatting? Putting cases horisontally makes the code less readable and is generally considered bad practice [Reference optional but desired]. I have always felt that switch statements are a particularly readable format but p...