大约有 48,000 项符合查询结果（耗时：0.0736秒） [XML]
git diff between two different files
...ave a file named foo . In my current working tree, I renamed it to bar , and also edited it.
4 Answers
...
Docker how to change repository name or rename image?
... answered Aug 9 '14 at 0:50
AndyAndy
28.2k44 gold badges3636 silver badges4949 bronze badges
...
What does it mean when MySQL is in the state “Sending data”?
...
This is quite a misleading status. It should be called "reading and filtering data".
This means that MySQL has some data stored on the disk (or in memory) which is yet to be read and sent over. It may be the table itself, an index, a temporary table, a sorted output etc.
If you have a 1...
Are memory leaks ever ok? [closed]
...ever OK to do this?" but rather "Is there ever a good reason to do this?" And "hunting down that memory leak is a pain" isn't a good reason.
I like to keep things simple. And the simple rule is that my program should have no memory leaks.
That makes my life simple, too. If I detect a memory lea...
Why does make think the target is up to date?
...ve a file/directory named test in the directory. If this directory exists, and has no dependencies that are more recent, then this target is not rebuild.
To force rebuild on these kind of not-file-related targets, you should make them phony as follows:
.PHONY: all test clean
Note that you can de...
Media query to detect if device is touchscreen
...
I would suggest using modernizr and using its media query features.
if (Modernizr.touch){
// bind to touchstart, touchmove, etc and watch `event.streamId`
} else {
// bind to normal click, mousemove, etc
}
However, using CSS, there are pseudo clas...
Why do I get access denied to data folder when using adb?
I connected to my live device using the adb and the following commands:
14 Answers
14
...
How to rollback a specific migration?
...STEP=5
Will also rollback all the migration that happened later (4, 3, 2 and also 1).
To roll back all migrations back to (and including) a target migration, use: (This corrected command was added AFTER all the comments pointing out the error in the original post)
rake db:migrate VERSION=2010090...
How to schedule a task to run when shutting down windows
... XP to run when you shutdown windows. Such that I want to run a simple command line program I wrote in c# everytime I shut down windows. There doesn't seem to be an option in scheduled tasks to perform this task when my computer shuts down.
...
What's the difference between an id and a class?
What's the difference between <div class=""> and <div id=""> when it comes to CSS? Is it alright to use <div id=""> ?
...