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Bash if [ false ] ; returns true
...e; a non-empty string is an expression that evaluates as true, just as in most other programming languages. false is a command which always fails. (By analogy, true is a command that always succeeds.)
– chepner
Oct 29 '13 at 22:24
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Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
...ere, undo logs, caches, etc...).
Anyways, I found that if you look in the OS directory where the files-per-table are stored, /var/lib/mysql by default on OSX, /usr/local/var/mysql with homebrew iirc, you'll find an orphaned tablename.ibd file without it's normal companion tablename.frm file. If yo...
Start service in Android
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it's work for my apps on android sdk 26+ but dose not on android sdk 25 or lower. there have any solution ?
– Mahidul Islam
Mar 12 '18 at 7:29
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How to navigate through textfields (Next / Done Buttons)
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In Cocoa for Mac OS X, you have the next responder chain, where you can ask the text field what control should have focus next. This is what makes tabbing between text fields work. But since iOS devices do not have a keyboard, only touch, thi...
Difference between fmt.Println() and println() in Go
... They are more versatile (fmt.Fprint* can report to any io.Writer, such as os.Stdout, os.Stderr, or even a net.Conn type.) and are not implementation specific.
Most packages that are responsible for output have fmt as a dependency, such as log. If your program is going to be outputting anything in ...
Focusable EditText inside ListView
...ocusable child, I want that child to take focus instead of indicating the position with the selector.
12 Answers
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MySQL maximum memory usage
I would like to know how it is possible to set an upper limit on the amount of memory MySQL uses on a Linux server.
6 Answ...
GCC -fPIC option
...for Code Generation Conventions , but could not understand what "Generate position-independent code (PIC)" does. Please give an example to explain me what does it mean.
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Can I use assert on Android devices?
...y app in some cases on the emulator, or my device during testing. Is this possible?
9 Answers
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What is the fastest way to send 100,000 HTTP requests in Python?
...cannot figure out how to write this program correctly. Has anyone come across a similar problem? I guess generally I need to know how to perform thousands of tasks in Python as fast as possible - I suppose that means 'concurrently'.
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