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Underscore vs Double underscore with variables and methods [duplicate]
...urther since there are a lot of other people who need help I was wondering if somebody could elaborate the differences further.
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Unzip a file with php
...s is one option.
$zip = new ZipArchive;
$res = $zip->open('file.zip');
if ($res === TRUE) {
$zip->extractTo('/myzips/extract_path/');
$zip->close();
echo 'woot!';
} else {
echo 'doh!';
}
Also, as others have commented, $HTTP_GET_VARS has been deprecated since version 4.1 ... whic...
How to get instance variables in Python?
...in Python to get an array of all a class' instance variables? For example, if I have this code:
10 Answers
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ASP.NET MVC 3 Razor: Include JavaScript file in the head tag
...bPageBase and had guessed that that might be the answer, but didn't quite know the proper syntax. Can you recommended a reference guide for the MVC 3? Regards..
– Stephen Patten
Nov 30 '10 at 13:15
...
If isset $_POST
I have a form on one page that submits to another page. There, it checks if the input mail is filled. If so then do something and if it is not filled, do something else. I don't understand why it always says that it is set, even if I send an empty form. What is missing or wrong?
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Swift: declare an empty dictionary
...ict = [:] // ok, I'm done with it
In the last example the dictionary is known to have a type Dictionary<String, String> by the first line. Note that you didn't have to specify it explicitly, but it has been inferred.
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Swift native base class or NSObject
...hich extent runtime introspection will be added to the language, I do not know. Method interception will likely become only possible if the method explicitly allows it. This is my guess, but only the language designers within Apple really know where they are really heading.
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Table name as variable
...swering the question for readers in the future, not just the person asking now. Please edit your answer to add explanations and give an indication of what limitations and assumptions apply. From Review
– double-beep
May 20 at 11:04
...
Split data frame string column into multiple columns
...ks hadley, very convinient method, but there is one thing can be improved, if there is NA in the original column, after separation it will become sevaral empty string in result columns, which is unwanted, I want to keep the NA still NA after separation
– cloudscomputes
...
Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...
Their result is exactly the same ; so, no difference on that.
For example, the two following lines :
var_dump(dirname(__FILE__));
var_dump(__DIR__);
Will both give the same output :
string '/home/squale/developpement/tests/temp' (length=37)
But, there are at ...