大约有 33,000 项符合查询结果（耗时：0.0641秒） [XML]
How to visualize an XML schema? [closed]
...
nice one, runs even with latest Mono-MDK (4.0) on OSX. Exactly what I was looking for
– Erich Eichinger
Jul 22 '15 at 10:05
...
Navigation bar show/hide
...
This isn't something that can fit into a few lines of code, but this is one approach that might work for you.
To hide the navigation bar:
[[self navigationController] setNavigationBarHidden:YES animated:YES];
To show it:
[[self navigationController] setNavigationBarHidden:NO animated:YES];
Docu...
Precision String Format Specifier In Swift
...
This is unnecessarily complicated. realityone's answer works and is much more concise.
– Steven Marlowe
Dec 20 '14 at 5:41
9
...
Check if current directory is a Git repository
...ld either wrap that in a function or use it in a script.
Condensed into a one line condition suitable for bash and zsh
[ -d .git ] && echo .git || git rev-parse --git-dir > /dev/null 2>&1
share
...
Multiple commands in an alias for bash
...ately, but your example looks like the second command depends on the first one being exiting successfully. You may want to try a short-circuit evaluation in your alias:
alias lock='gnome-screensaver && gnome-screensaver-command --lock'
Now the second command will not even be attempted ...
How to generate random number in Bash?
...ou specify shuf -i 1-10 -n 10 you will get all numbers from 1 to 10 exactl one. If you specify -n 15 you will still get only those 10 numbers exactly once. That is really only shuffling, not generating random numbers.
– radlan
Apr 27 at 13:00
...
Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
...lhost forces psql to use TCP/IP. Setting an environment variable PGHOST is one of the ways to achieve that. It's documented in psql's manual.
share
|
improve this answer
|
fo...
How to reload apache configuration for a site without restarting apache
I have edited the variable AllowOverride for one of my websites in sites-enabled directory. How do I reload the new configuration without restarting apache? Is it possible?
...
Timer & TimerTask versus Thread + sleep in Java
...r creates a queue of tasks that is continually updated. When the Timer is done, it may not be garbage collected immediately. So creating more Timers only adds more objects onto the heap. Thread.sleep() only pauses the thread, so memory overhead would be extremely low.
– Darryl ...
Are Swift variables atomic?
...raw a view when the property is changed to a different value; that is now done easier using didSet.
– gnasher729
Jun 11 '14 at 9:22
...