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Reference: What is variable scope, which variables are accessible from where and what are “undefined
...rom. It then explicitly returns a value. The caller has the confidence to know what variables the function will work with and where its return values come from:
$baz = 'baz';
$blarg = foo($baz);
Extending the scope of variables into anonymous functions
$foo = 'bar';
$baz = function () use ($f...
Update Eclipse with Android development tools v. 23
I updated Eclipse with the new SDK tools (rev. 23), but now when Eclipse starts I receive the error:
43 Answers
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Passing parameters to a Bash function
...; in bash, it does not). As such, its use decreases clarity to anyone who knows, and might expect, the ksh behavior. See wiki.bash-hackers.org/scripting/obsolete
– Charles Duffy
Feb 28 '18 at 21:31
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How to get POSTed JSON in Flask?
I'm trying to build a simple API using Flask, in which I now want to read some POSTed JSON. I do the POST with the Postman Chrome extension, and the JSON I POST is simply {"text":"lalala"} . I try to read the JSON using the following method:
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How to delete last item in list?
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just simply use list.pop()
now if you want it the other way use : list.popleft()
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What is the proper way to re-throw an exception in C#? [duplicate]
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I know this is an old question, but I'm going to answer it because I have to disagree with all the answers here.
Now, I'll agree that most of the time you either want to do a plain throw, to preserve as much information as poss...
PhoneGap: Detect if running on desktop browser
... the main site file.
window.location = "index.html";
</script>
Now, on native simply change the start page from index.html to __phonegap_index.html on all your PhoneGap platforms. Let's say my project name is example, the files you need to change are (as for PhoneGap version 2.2.0):
iO...
Code coverage with Mocha
... the following, after you get your mocha tests to pass:
npm install nyc
Now, simply place the command nyc in front of your existing test command, for example:
{
"scripts": {
"test": "nyc mocha"
}
}
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while (1) vs. while(True) — Why is there a difference (in python 2 bytecode)?
... 0 (True)
6 BINARY_ADD
9 RETURN_VALUE
Now compare:
>>> dis.dis('1 + 1')
1 0 LOAD_CONST 1 (2)
3 RETURN_VALUE
It's emitting a LOAD_GLOBAL (True) for each True, and there's nothing the optimizer can do with a globa...
Java Security: Illegal key size or default parameters?
...ed a question about this earlier, but it didn't get answered right and led nowhere.
19 Answers
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