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Is there any kind of hash code function in JavaScript?
...
JavaScript objects can only use strings as keys (anything else is converted to a string).
You could, alternatively, maintain an array which indexes the objects in question, and use its index string as a reference to the object. Something like this:
var Ob...
What are some uses of template template parameters?
....2, 3.3, 4.4 };
std::cout << vf << '\n';
std::list<char> lc { 'a', 'b', 'c', 'd' };
std::cout << lc << '\n';
std::deque<int> di { 1, 2, 3, 4 };
std::cout << di << '\n';
return 0;
}
Output
std::ostream &operator<<...
Call PowerShell script PS1 from another PS1 script inside Powershell ISE
...lit-Path : Cannot bind argument to parameter 'Path' because it is an empty string. At line:4 char:25 + $ScriptPath = Split-Path <<<< $MyInvocation.InvocationName + CategoryInfo : InvalidData: (:) [Split-Path], ParameterBindingValidationException + FullyQualifiedErrorId ...
Android Studio could not find any version that matches com.android.support:appcompat-v7:+
...io go to:
Tools >> Android >> SDK Manager
Select and install "Extras|Android Support Repository"
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How to enter a multi-line command
...t is preceded by a valid statement:
return
5
will not work.
Finally, strings (in all varieties) may also extend beyond a single line:
'Foo
bar'
They include the line breaks within the string, then.
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Rails 3: Get Random Record
...ect_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
+----+-------------+-------+------+---------------+------+---------+------+--------+---------------------------------+
| 1 | SIMPLE | users | ALL | NULL | NULL | NULL | NUL...
What are these ^M's that keep showing up in my files in emacs?
... fix them yourself.
Edit: I found the following Python sample code here:
string.replace( str, '\r', '' )
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How do you print out a stack trace to the console/log in Cocoa?
...#import <UIKit/UIKit.h>
#import "AppDelegate.h"
int main(int argc, char *argv[])
{
@autoreleasepool {
int retval;
@try{
retval = UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
}
@catch (NSException *exception)
...
Regular expression to match a word or its prefix
... preg_match('(dart|fart)', $gun4);
0
Variables gun1 and gun2 contain the string dart or fart which is correct, but gun3 contains darty and still matches, that is the problem. So onto the next example.
Match specific words on the commandline with word boundaries:
Word Boundaries can be force mat...
How to use a RELATIVE path with AuthUserFile in htaccess?
... @MarcoDemaio Yes, it can/could be tricked by using, for instance, the IP address. It depends on your configuration. It's not an absolute yes or no. It depends.
– Maxime
May 23 '19 at 17:40
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