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Why does make think the target is up to date?
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Maybe you have a file/directory named test in the directory. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, y...
JavaScript + Unicode regexes
...ation, edition 6, includes Unicode-aware regular expressions. Support must be enabled with the u modifier on the regex. See Unicode-aware regular expressions in ES6.
Until ES 6 is finished and widely adopted among browser vendors you're still on your own, though. Update: There is now a transpiler na...
SQL selecting rows by most recent date
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You can use a GROUP BY to group items by type and id. Then you can use the MAX() Aggregate function to get the most recent service month. The below returns a result set with ChargeId, ChargeType, and MostRecentServiceMonth
SELECT
CHARGEID,
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String is immutable. What exactly is the meaning? [duplicate]
I wrote the following code on immutable Strings.
19 Answers
19
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gitignore all files of extension in directory
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Never tried it, but git help ignore suggests that if you put a .gitignore with *.js in /public/static, it will do what you want.
Note: make sure to also check out Joeys' answer below: if you want to ignore files in a specific subdirectory, ...
Simplest way to profile a PHP script
... is dated 2004, the extension is no longer maintained and has various compability issues (see comments).
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What is the runtime performance cost of a Docker container?
...st of a Docker container. I've found references to networking anecdotally being ~100µs slower .
3 Answers
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Scala @ operator
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It enables one to bind a matched pattern to a variable. Consider the following, for instance:
val o: Option[Int] = Some(2)
You can easily extract the content:
o match {
case Some(x) => println(x)
case None =>
}
But ...
How can I do test setup using the testing package in Go
...th Go 1.4 you can implement setup/teardown (no need to copy your functions before/after each test). The documentation is outlined here in the Main section:
TestMain runs in the main goroutine and can do whatever setup and
teardown is necessary around a call to m.Run. It should then call
os.E...
Is there a zip-like function that pads to longest length in Python?
Is there a built-in function that works like zip() but that will pad the results so that the length of the resultant list is the length of the longest input rather than the shortest input?
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