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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
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This will come as little consolation for anyone who's stuck with the older iteratee API, but I recently verified that an equivalent test passes against the scalaz-stream API. This is a newer stream processing API that is intended to replace iteratee.
For complet...
How can I use grep to find a word inside a folder?
In Windows, I would have done a search for finding a word inside a folder. Similarly, I want to know if a specific word occurs inside a directory containing many sub-directories and files. My searches for grep syntax shows I must specify the filename, i.e. grep string filename .
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Django: reverse accessors for foreign keys clashing
... you can do with some special string substitution:
create_user = models.ForeignKey(User, related_name='%(class)s_requests_created')
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Tar archiving that takes input from a list of files
...wered Nov 7 '11 at 7:48
Martin YorkMartin York
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Android accelerometer accuracy (Inertial navigation)
I was looking into implementing an Inertial Navigation System for an Android phone, which I realise is hard given the accelerometer accuracy, and constant fluctuation of readings.
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Classpath including JAR within a JAR
...special classloader to allow the nesting of jars. The second is UberJar, (or Shade), which explodes the included libraries and puts all the classes in the top-level jar.
I should also mention that UberJar and Shade are plugins for Maven1 and Maven2 respectively. As mentioned below, you can also u...
How can I check if a file exists in Perl?
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Test whether something exists at given path using the -e file-test operator.
print "$base_path exists!\n" if -e $base_path;
However, this test is probably broader than you intend. The code above will generate output if a plain file exists at that path, but it will also fire for a directory, a n...
Difference between Eclipse Europa, Helios, Galileo
... between versions of Eclipse (Europa, Helios, Galileo)? Which is the best for desktop application?
7 Answers
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How to alter a column and change the default value?
I got the following error while trying to alter a column's data type and setting a new default value:
7 Answers
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Is it possible to send a variable number of arguments to a JavaScript function?
...ts as an array, you can also use the spread syntax in the parameter list, for example:
function func(...args) {
args.forEach(arg => console.log(arg))
}
const values = ['a', 'b', 'c']
func(...values)
func(1, 2, 3)
And you can combine it with normal parameters, for example if you want to rece...