大约有 40,000 项符合查询结果（耗时：0.0850秒） [XML]
How does Git handle symbolic links?
...
You can find out what Git does with a file by seeing what it does when you add it to the index. The index is like a pre-commit. With the index committed, you can use git checkout to bring everything that was in the index back into the working directory. So, what does ...
How can I modify the size of column in a MySQL table?
...ent, tested in 5.7.15, it will throw an error if there are values affected by the change. It will not truncate by default. You will have to update the values beforehand with a SUBSTR.
– Robert T.
Nov 4 '16 at 13:36
...
How do I delete a Git branch with TortoiseGit
...with TortoiseGit
According to this blog post:
...remove the local branch by first opening up the Checkout/Switch dialog to get at the Browse refs dialog.
In the Browse refs dialog we can right click on the local branch and choose to delete it.
To delete a remote branch we can do the same thi...
Get the current displaying UIViewController on the screen in AppDelegate.m
...ontroller on the screen need to response to push-notifications from APNs, by setting some badge views. But how could I get the UIViewController in method application:didReceiveRemoteNotification : of AppDelegate.m ?
...
How set background drawable programmatically in Android
...ext's theme.
*
* @param id The desired resource identifier, as generated by the aapt tool.
* This integer encodes the package, type, and resource entry.
* The value 0 is an invalid identifier.
* @return Drawable An object that can be used to draw this resource.
*/
public ...
Call AngularJS from legacy code
... I can't get this to work: I'm calling angular.element(document.getElementById(divName)).scope(), but I am not able to invoke any functions from it, it just returns "undefined" in the console.
– Emil
Jan 12 '13 at 16:12
...
How do I calculate someone's age in Java?
... Assert.assertEquals(55, actual);
}
}
Everyone should be using JDK 8 by now. All earlier versions have passed the end of their support lives.
share
|
improve this answer
|
...
Testing HTML email rendering [closed]
...oth Campaign Monitor and Mailchimp's internal testing services are powered by Litmus.
– John
May 16 '14 at 16:09
5
...
Is Java really slow?
...n, etc.) can beat it; however, Java can be more than 10x as fast as PHP, Ruby, Python, etc. There are specific areas where it can beat common compiled languages (if they use standard libraries).
There is no excuse for "slow" Java applications now. Developers and legacy code/libraries are to blame, ...
What are the mechanics of short string optimization in libc++?
...bit goes to the long/short flag.
7 bits goes to the size.
Assuming char, 1 byte goes to the trailing null (libc++ will always store a trailing null behind the data).
This leaves 3 words minus 2 bytes to store a short string (i.e. largest capacity() without an allocation).
On a 32 bit machine, 10 ...