大约有 192 项符合查询结果（耗时：0.0505秒） [XML]
How do I list all cron jobs for all users?
...on.weekly/sysklogd
13 3 * * * archiver /usr/local/bin/offsite-backup 2>&1
32 3 1 * * root /etc/cron.monthly/standard
36 4 * * * yukon /home/yukon/bin/do-daily-stuff
5 5 * * * archiver /usr/local/bin/update-logs >/dev/null
Note that it s...
What's the opposite of 'make install', i.e. how do you uninstall a library in Linux?
...esystem and so will not remove previously installed software.
If you're lucky, running make uninstall will work. It's up to the library's authors to provide that, however; some authors provide an uninstall target, others don't.
If you're not lucky, you'll have to manually uninstall it. Running m...
Best way to parse command-line parameters? [closed]
...
isSwitch simply checks for the first character being a dash '-'
– pjotrp
Aug 27 '13 at 11:00
6
...
How do you implement a good profanity filter?
...hat, where even using a "safe-word whitelist" resulted in a 14 year old quickly circumventing it with:
"I want to stick my long-necked Giraffe up your fluffy white bunny."
Bottom line: Ultimately, for any system that you implement, there is absolutely no substitute for human review (whether peer or...
Squash my last X commits together using Git
...
Use git rebase -i <after-this-commit> and replace "pick" on the second and subsequent commits with "squash" or "fixup", as described in the manual.
In this example, <after-this-commit> is either the SHA1 hash or the relative location from the HEAD of the current branch f...
test a file upload using rspec - rails
...wer, because it is correct. Thanks man!
– Emil Ahlbäck
Mar 18 '12 at 18:30
30
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Android Task Affinity Explanation
...k Affinity used for?
An android application has Activities that form a stack like a deck of cards. If you start an android application, and start five activities A,B,C,D,E. They will form a stack
E - chat view
D - weather screen
C - map view
B - weather screen
A - login screen
E was ...
Make a div fill the height of the remaining screen space
...support Flexbox. For IE 10 or older, you can use the FlexieJS shim.
To check current support you can also see here:
http://caniuse.com/#feat=flexbox
Working example
With flexbox you can easily switch between any of your rows or columns either having fixed dimensions, content-sized dimensions or r...
Button in a column, getting the row from which it came on the Click event handler
... MyObject and hope MyObject.ID is what you wanted.
private void Button_Click(object sender, RoutedEventArgs e)
{
MyObject obj = ((FrameworkElement)sender).DataContext as MyObject;
//Do whatever you wanted to do with MyObject.ID
}
...
IEnumerable vs List - What to Use? How do they work?
... you force the compiler to reify the results right away.
Whenever I'm "stacking" LINQ expressions, I use IEnumerable, because by only specifying the behavior I give LINQ a chance to defer evaluation and possibly optimize the program. Remember how LINQ doesn't generate the SQL to query the database ...