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Different ways of clearing lists
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It'd be great if anyone can show the performance difference between those methods!
– Suanmeiguo
Jul 24 '15 at 20:40
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Removing projects in Sublime Text 2 and 3
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It would be nice if Sublime Text removed projects you've deleted from the recent projects list. Unfortunately, it does not and the list can become littered with projects that no longer exist.
Until Sublime Text offers this feature there are ...
UIGestureRecognizer on UIImageView
...rInteractionEnabled still must be set to YES/true in Xcode 8 Objective-C/Swift
– leanne
Sep 5 '17 at 19:19
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Where to use EJB 3.1 and CDI?
...bject and the result is passed back through the proxy to the caller.
The difference only comes in how the object to be invoked is resolved. By "resolved" we simply mean, where and how the container looks for the real instance to invoke.
In CDI the container looks in a "scope", which will basicall...
Can one AngularJS controller call another?
...rvice)
{
// has a reference to the same instance of the service
// so if the service updates state for example, this controller knows about it
}
Another way is emitting an event on scope:
function FirstController($scope)
{
$scope.$on('someEvent', function(event, args) {});
// another co...
Exit a Script On Error
I'm building a Shell Script that has a if function like this one:
5 Answers
5
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How to get the command line args passed to a running process on unix/linux systems?
.../<pid> on Linux, just have a look.
On other Unixes things might be different. The ps command will work everywhere, the /proc stuff is OS specific. For example on AIX there is no cmdline in /proc.
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Using bitwise OR 0 to floor a number
...oving the fractional part
All bitwise operations except unsigned right shift, >>>, work on signed 32-bit integers. So using bitwise operations will convert a float to an integer.
Does it have any advantages over doing Math.floor? Maybe it's a bit
faster? (pun not intended)
http://...
How to read a line from the console in C?
...0), * linep = line;
size_t lenmax = 100, len = lenmax;
int c;
if(line == NULL)
return NULL;
for(;;) {
c = fgetc(stdin);
if(c == EOF)
break;
if(--len == 0) {
len = lenmax;
char * linen = realloc(linep, lenmax *= 2)...
How to loop through a directory recursively to delete files with certain extensions
...or loop, instead of using xargs. I often find xargs cumbersome, especially if I need to do something more complicated in each iteration.
for f in $(find /tmp -name '*.pdf' -or -name '*.doc'); do rm $f; done
As a number of people have commented, this will fail if there are spaces in filenames. You...