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Is there a way to access an iteration-counter in Java's for-each loop?
...here is an each_with_index loop method for Enumerable in Ruby. See apidock.com/ruby/Enumerable/each_with_index
– saywhatnow
Dec 4 '15 at 1:40
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Using DISTINCT and COUNT together in a MySQL Query
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Mimicking sets in JavaScript?
...ion 3: Add 'A' to the list if it wasn't already there
obj[A] = true;
For completeness, the test for whether A is in the list is a little safer with this:
if (Object.prototype.hasOwnProperty.call(obj, A))
// put code here
}
because of potential conflict between built-in methods and/or properti...
What is the difference between ? and Object in Java generics?
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Runnable with a parameter?
...lambdas available, it's irresponsible to have such a highly voted answer recommending an antiquated approach (that, in all fairness, was dubious to begin with...) In modern Java, that code review would be immediately rejected, and this would be suggested:
void foo(final String str) {
Thread t =...
How does a UILabel's minimumScaleFactor work?
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What are “signed” cookies in connect/expressjs?
...the cookie, and secret is the string you add as option to cookie-parser
https://github.com/visionmedia/node-cookie-signature/blob/master/index.js#L16
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Why Maven uses JDK 1.6 but my java -version is 1.7
...t way to handle JDK versions on MacOS is by using the script described at: http://www.jayway.com/2014/01/15/how-to-switch-jdk-version-on-mac-os-x-maverick/
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Batch file to delete files older than N days
... with hundreds of lines of code, and others that required installing extra command line utilities to accomplish the task.
2...
Large, persistent DataFrame in pandas
...Python internal issues (this is vague but it's been known for a long time: http://github.com/pydata/pandas/issues/407).
At the moment there isn't a perfect solution (here's a tedious one: you could transcribe the file row-by-row into a pre-allocated NumPy array or memory-mapped file--np.mmap), but...