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@selector() in Swift?
... for: .touchUpInside)
view.perform(#selector(UIView.insertSubview(_:aboveSubview:)),
with: button, with: otherButton)
The great thing about this approach? A function reference is checked by the Swift compiler, so you can use the #selector expression only with class/method pair...
UITextView style is being reset after setting text property
I have UITextView *_masterText and after call method setText property font is being reset.
It's happening after I change sdk 7.
_masterText is IBOutlet , global and properties are set in storyboard. It's only me or this is general SDK bug?
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What is the difference between UNION and UNION ALL?
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UNION removes duplicates, whereas UNION ALL does not.
In order to remove duplicates the result set must be sorted, and this may have an impact on the performance of the UNION, depending on the volume of data being sorted, and the settings of various RDBMS parameters ( For Oracle PG...
How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
... How could one give the debug package a different name? (e.g. {PRODUCT_NAME} Dev)
– sandstrom
Sep 22 '11 at 10:46
6
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How to recursively find the latest modified file in a directory?
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If order matters, you can switch use sort -rn | head -3 instead of sort -n | tail -3. One version gives the files from oldest to newest, while the other goes from newest to oldest.
– Don Faulkner
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How to quickly open a file in Visual Studio 2012
...tches to previously opened file
Ctrl + Shift + -: Does the same in reverse order
Ctrl + Tab: Again switches to previous file
Ctrl + Shift + Tab: Does the same in reverse order
Hold Ctrl and press Tab multiple times: Switches to selected file
Hold Ctrl, press Tab and release Tab, then select fi...
Using tags to turn off caching in all browsers? [duplicate]
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Sometimes we need to break some Validator rules in order to make things work on all browsers.
– Axel Advento
Jul 1 '13 at 0:41
27
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Android NDK C++ JNI (no implementation found for native…)
...brary() is being called before the method is used?
If you don't have a JNI_OnLoad function defined, you may want to create one and have it spit out a log message just to verify that the lib is getting pulled in successfully.
You already dodged the most common problem -- forgetting to use extern "C...
How do CUDA blocks/warps/threads map onto CUDA cores?
...blocks with 6 threads = 64 warps * 10 instructions = 640 instructions
In order to get optimal efficiency the division of work should be in multiples of 32 threads. The hardware will not coalesce threads from different warps.
3'. A GTX560 can have 8 SM * 8 blocks = 64 blocks at a time or 8 SM * 48...
source of historical stock data [closed]
...hat will not get you very far.
Then, if you need the real stuff (level II order book, all ticks as they have happened at all exchanges) one "affordable", yet excellent option is Nanex. They'll actually ship you a drive with terabytes of data. If I remember right its about $3k-4K per year of data. B...