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Set “this” variable easily?
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There are two methods defined for all functions in JavaScript, call(), and apply(). The function syntax looks like:
call( /* object */, /* arguments... */ );
apply(/* object */, /* arguments[] */);
What these functions do is call the function they were inv...
What is the difference between a heuristic and an algorithm?
...A heuristic is still a kind of an algorithm, but one that will not explore all possible states of the problem, or will begin by exploring the most likely ones.
Typical examples are from games. When writing a chess game program you could imagine trying every possible move at some depth level and app...
Python truncate a long string
...aylorEdmiston True, but they're quite helpful for those who don't remember all the precedence rules across the 5–10 languages they use daily.
– Marcelo Cantos
Nov 24 '16 at 2:26
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Variable's scope in a switch case [duplicate]
... without a VERY good reason. It's a recipe for confusion and bugs. It visually hides the fact that the first case block (if it not were for the return) "continues" even after the closing brace - and helps to forget the break.
– leonbloy
May 18 '11 at 18:16
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How to configure Fiddler to listen to localhost?
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Even this is overkill. All you have to do is use the computer's IP address instead of localhost.
– Christian Findlay
Nov 14 '18 at 22:40
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Get table names using SELECT statement in MySQL
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To get the name of all tables use:
SELECT table_name FROM information_schema.tables;
To get the name of the tables from a specific database use:
SELECT table_name FROM information_schema.tables
WHERE table_schema = 'your_database_name';
N...
What does the line “#!/bin/sh” mean in a UNIX shell script?
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It's called a shebang, and tells the parent shell which interpreter should be used to execute the script.
e.g.
#!/usr/bin/perl <--perl script'
#!/usr/bin/php <-- php script
#!/bin/false <--- do-nothing script, because ...
Protecting Java Source Code From Being Accessed [closed]
...t and then they uploaded it again as theirs. When I told my teacher it was all my work he did not believe me.
11 Answers
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Swift alert view with OK and Cancel: which button tapped?
... use it:
var refreshAlert = UIAlertController(title: "Refresh", message: "All data will be lost.", preferredStyle: UIAlertControllerStyle.Alert)
refreshAlert.addAction(UIAlertAction(title: "Ok", style: .Default, handler: { (action: UIAlertAction!) in
print("Handle Ok logic here")
}))
refreshA...
Application_Error not firing when customerrors = “On”
...the HandleErrorAttribute tells MVC to look for an Error view and it never calls the Application_Error() method. I couldn't find documentation of this but it is explained in this answer on programmers.stackexchange.com.
To get the ApplicationError() method called for every unhandled exception, simpl...