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Determine if string is in list in JavaScript
...EcmaScript 6
If you're using ES6, you can construct an array of the items, and use includes:
['a', 'b', 'c'].includes('b')
This has some inherent benefits over indexOf because it can properly test for the presence of NaN in the list, and can match missing array elements such as the middle one in [1...
Can you find all classes in a package using reflection?
...quired to tell the VM which classes it can provide, instead they are just handed requests for classes, and have to return a class or throw an exception.
However, if you write your own class loaders, or examine the classpaths and it's jars, it's possible to find this information. This will be via fi...
Find and extract a number from a string
I have a requirement to find and extract a number contained within a string.
29 Answers
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LEFT JOIN only first row
...n't at this point a simple sub-query be better? Cause now you have a join, and a sub-query. Just asking cause I am looking for solution to same problem :)
– galdikas
Feb 11 '16 at 10:36
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jQuery deferreds and promises - .then() vs .done()
I've been reading about jQuery deferreds and promises and I can't see the difference between using .then() & .done() for successful callbacks. I know Eric Hynds mentions that .done() and .success() map to the same functionality but I'm guessing so does .then() as all the callbacks are al...
Java lib or app to convert CSV to XML file? [closed]
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Maybe this might help: JSefa
You can read CSV file with this tool and serialize it to XML.
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How to comment out a block of code in Python [duplicate]
...igns automatically for you. For example, in IDLE on my machine, it's Alt+3 and Alt+4.
Don't use triple-quotes; as you discovered, this is for documentation strings not block comments, although it has a similar effect. If you're just commenting things out temporarily, this is fine as a temporary mea...
Is JavaScript a pass-by-reference or pass-by-value language?
...er that a variable holding an object is in fact a reference to the object) and passed-by-reference (when we consider that the variable to the object holds the object itself).
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Link to “pin it” on pinterest without generating a button
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The standard Pinterest button code (which you can generate here), is an <a> tag wrapping an <img> of the Pinterest button.
If you don't include the pinit.js script on your page, this <a> tag will work "as-is". Yo...
IntelliJ and Tomcat…changed files are not automatically recognized by Tomcat
I am running Intellij Ultimate with Tomcat and deploy a war. Everything deploys fine to the webapp directory of tomcat.
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