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Can Objective-C switch on NSString?
...ss which wraps an NSDictionary full of NSString keys for block objects and then provides another block for default cases? You can even have it support the subscript notation.
– ArtOfWarfare
Jun 16 '13 at 15:02
...
Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved
...
IntelliJ sometime gets confused after importing maven projects and then changing poms externally or generating sources outside IntelliJ.
You might want to try a maven->force reimport from within intellij on the project root
...
What's the difference between MyISAM and InnoDB? [duplicate]
...work, with all of the changes either applied, or all the changes reverted) then you would choose the InnoDB engine, since these features are absent from the MyISAM engine.
Those are the two biggest differences. Another big difference is concurrency. With MyISAM, a DML statement will obtain an exclus...
For loop example in MySQL
...AR(255);
SET x = -5;
SET str = '';
loop_label: LOOP
IF x > 0 THEN
LEAVE loop_label;
END IF;
SET str = CONCAT(str,x,',');
SET x = x + 1;
ITERATE loop_label;
END LOOP;
SELECT str;
END//
Which prints:
mysql> call for_loop_example();
+-------------------+
...
Why does Python print unicode characters when the default encoding is ASCII?
...tiated from. If it can't find a proper encoding from the environment, only then does it revert to its default, ASCII.
For example, I use a bash shell which encoding defaults to UTF-8. If I start Python from it, it picks up and use that setting:
$ python
>>> import sys
>>> print ...
Is there “Break on Exception” in IntelliJ?
...op up the dialog is to press Ctrl + SHIFT + F8 (On Mac: Cmd + SHIFT + F8), then click over to the exception breakpoints tab. If that was the last tab you were viewing, it'll still be selected, making it easy to flick breaking on exceptions on and off.
This will cause IntelliJ to break at the point...
Trying to fix line-endings with git filter-branch, but having no luck
...xes all the line endings. Assuming that you don't have any modified files, then you can do this as follows.
# From the root of your repository remove everything from the index
git rm --cached -r .
# Change the autocrlf setting of the repository (you may want
# to use true on windows):
git config...
Default argument values in JavaScript functions [duplicate]
...') a = 10;
if (typeof(b)==='undefined') b = 20;
//your code
}
and then you can call it like func(); to use default parameters.
Here's a test:
function func(a, b){
if (typeof(a)==='undefined') a = 10;
if (typeof(b)==='undefined') b = 20;
alert("A: "+a+"\nB: "+b);
}
//testing
func...
UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath
...ng on Robert's answer, if you have a pointer to the tableview in question, then you can directly compare its class instead of having to convert to a string and hope Apple doesn't change the nomenclature:
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer
shouldReceiveTouch:(UI...
How to parse JSON data with jQuery / JavaScript?
...cate to jQuery that this is JSON by using the dataType: 'json' parameter.
Then you could use the $.each() function to loop through the data:
$.ajax({
type: 'GET',
url: 'http://example/functions.php',
data: { get_param: 'value' },
dataType: 'json',
success: function (data) {...