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Getting All Variables In Scope
...nk to the official page where you can download the canonical spec (a PDF), and here's one to the official, linkable HTML version.
Update based on your comment to Camsoft
The variables in scope for your event function are determined by where you define your event function, not how they call it. But...
How do I make my string comparison case insensitive?
...ase(s2): (see javadoc)
You can also convert them both to upper/lower case and use s1.equals(s2)
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What’s the difference between “Array()” and “[]” while declaring a JavaScript array?
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var a = [], // these are the same
b = new Array(), // a and b are arrays with length 0
c = ['foo', 'bar'], // these are the same
d = new Array('foo', 'bar'), // c and d are arrays with 2 strings
// these are different:
e = [3] // e.length =...
Create RegExps on the fly using string variables
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And omit the / regex delimiters when using this form too.
– cdhowie
Dec 6 '10 at 22:28
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How does one generate a random number in Apple's Swift language?
I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now?
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JavaScript Regular Expression Email Validation [duplicate]
...his won't support email addresses like: bob+tag@gmail.com, bob@foo123.com, and bob.sagat@gmail.com (as Nadia Alramli already pointed out)
– Aneil Mallavarapu
Jan 26 '14 at 19:49
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Getting all names in an enum as a String[]
What's the easiest and/or shortest way possible to get the names of enum elements as an array of String s?
20 Answers
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Add single element to array in numpy
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This command does not alter the a array. However, it returns a new modified array. So, if a modification is required then a = numpy.append(a,a[0]) must be used.
– Amjad
Oct 16 '17 at 15:24
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__getattr__ on a module
...ed that all special method lookups on
new-style classes bypass __getattr__ and __getattribute__. Dunder methods had previously worked on modules - you could, for example, use a module as a context manager simply by defining __enter__ and __exit__, before those tricks broke.
Recently some historical...
使用App Inventor扩展实现多点触控：Rotation Detector · App Inventor 2 中文网
...tents
rver.
Keep in mind that the extensions mechanism is still unstable and under development. Any aia files you build in steps (1) a
Using App Inventor extensions to implement multitouch: Rotation detector
A demo app with rotation detector extension component
How to build rotation detector...