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How efficient is locking an unlocked mutex? What is the cost of a mutex?
...d increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking.
How efficient is it to lock a mutex? I.e. how much assembler instructions are there likely and how much time do they take (in the case that the mutex is unlocked)?
The precise assemb...
Is .NET Remoting really deprecated?
...tion. Also, the fact that the ObsoleteAttribute is not on them in .NET 3.5 means nothing, since the decision to announce Remoting (and ASMX web services) as "legacy" was made post .NET 3.5 RTM.
– John Saunders
Aug 18 '09 at 16:11
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Flask-SQLalchemy update a row's information
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@sas What do you mean?
– Mote Zart
Nov 25 '19 at 20:09
You...
Include an SVG (hosted on GitHub) in MarkDown
...o allow users to view the contents of a file, so for text based files this means (for certain content types) you can get the wrong headers and things break in the browser.
When this question was asked (in 2012) SVGs didn't work. Since then Github has implemented various improvements. Now (at least ...
ViewPager PagerAdapter not updating the View
... update one value periodically. With the approaches explained before, this means you are removing and instantiating 100 TextViews on each update. It does not make sense...
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Difference between add(), replace(), and addToBackStack()
...ackStack(str);
Description - Add this transaction to the back stack. This means that the transaction will be remembered after it is committed, and will reverse its operation when later popped off the stack.
2) fragmentTransaction.replace(int containerViewId, Fragment fragment, String tag)
Descrip...
How to use jQuery to select a dropdown option?
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selectElement.selectedIndex = index; is what Jack means.
– rlemon
Jan 31 '13 at 18:11
@rlemon...
Multiline string literal in C#
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@Heliac I think you mean interpolated strings can also be literal with that syntax. var query = $@" select foo, bar from table where id = {id} ";
– brianary
Nov 1 '17 at 15:09
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Remove an onclick listener
...-clickable (a TextView for example), setting setOnClickListener(null) will mean the view is clickable. Use mMyView.setClickable(false) if you don't want your view to be clickable. For example, if you use a xml drawable for the background, which shows different colours for different states, if your v...
How to provide animation when calling another activity in Android?
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What do you mean when you say "specify your own animation"? How do you do this? Thanks!
– pqn
Aug 18 '11 at 21:48
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