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Batch script loop
...) do echo %x
Starts at 1, steps by one, and finishes at 100.
Use two %s if it's in a batch file
for /l %%x in (1, 1, 100) do echo %%x
(which is one of the things I really really hate about windows scripting)
If you have multiple commands for each iteration of the loop, do this:
for /l %x in ...
Does Git warn me if a shorthand commit ID can refer to 2 different commits?
If cee157 can refer to 2 different commit IDs, such as
2 Answers
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C# short/long/int literal format?
...g
var l = 1L; // long
I think that's all... there are no literal specifiers for short/ushort/byte/sbyte
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AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
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Chrome is preflighting the request to look for CORS headers. If the request is acceptable, it will then send the real request. If you're doing this cross-domain, you will simply have to deal with it or else find a way to make the request non-cross-domain. This is why the jQuery bug was...
delete a.x vs a.x = undefined
Is there any substantial difference in doing either of these?
9 Answers
9
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How do I check if the mouse is over an element in jQuery?
...e return value to data in the object. Then onmouseover, cancel the timeout if there is a value in the data.
Remove the data on callback of the fadeout.
It is actually less expensive to use mouseenter/mouseleave because they do not fire for the menu when children mouseover/mouseout fire.
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Scheduling recurring task in Android
...sure but as per my knowledge I share my views. I always accept best answer if I am wrong .
Alarm Manager
The Alarm Manager holds a CPU wake lock as long as the alarm receiver's onReceive() method is executing. This guarantees that the phone will not sleep until you have finished handling the broadca...
How to check 'undefined' value in jQuery
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JQuery library was developed specifically to simplify and to unify certain JavaScript functionality.
However if you need to check a variable against undefined value, there is no need to invent any special method, since JavaScript has a typeof operator, whic...
Add a new element to an array without specifying the index in Bash
...). Note that ARRAY is just a placeholder for an actual variable name. Even if your array indices are not sequential, appending with += will simply assign to the highest index + 1.
– mklement0
Sep 21 '12 at 3:01
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How to check if AlarmManager already has an alarm set?
When my app starts, I want it to check if a particular alarm (registered via AlarmManager) is already set and running. Results from google seem to indicate that there is no way to do this. Is this still correct? I need to do this check in order to advise the user before any action is taken to create...