大约有 47,000 项符合查询结果（耗时：0.0626秒） [XML]
How to zero pad a sequence of integers in bash so that all have the same width?
...uce the following output:
00010
00011
00012
00013
00014
00015
More generally, bash has printf as a built-in so you can pad output with zeroes as follows:
$ i=99
$ printf "%05d\n" $i
00099
You can use the -v flag to store the output in another variable:
$ i=99
$ printf -v j "%05d" $i
$ echo $j...
iOS application: how to clear notifications?
...etApplicationIconBadgeNumber: 0];
[[UIApplication sharedApplication] cancelAllLocalNotifications];
which never fails to clear all of the app's notifications from Notification Center.
share
|
impro...
Android: Background Image Size (in Pixel) which Support All Devices
I am creating an Application which will run on all Android Devices. I want to create xhdpi Graphics for My App. My App is full screen. I am confused in Creating graphics. can any one tell me the best sizes of my background image in pixels.
...
How to quickly and conveniently disable all console.log statements in my code?
Is there any way to turn off all console.log statements in my JavaScript code, for testing purposes?
28 Answers
...
When to use RSpec let()?
...sn't use any of the instance variables defined in the hook. This isn't usually a big deal, but if the setup of the instance variable takes a long time, then you're wasting cycles. For the method defined by let, the initialization code only runs if the example calls it.
You can refactor from a loca...
Retain precision with double in Java
...red as a binary representation of a fraction and a exponent.
More specifically, a double-precision floating point value such as the double type is a 64-bit value, where:
1 bit denotes the sign (positive or negative).
11 bits for the exponent.
52 bits for the significant digits (the fractional par...
Git log to get commits only for a specific branch
I want to list all commits that are only part of a specific branch.
11 Answers
11
...
Browser statistics on JavaScript disabled [closed]
I am having a hard time collecting publically available statistics on the percentage of web users that browse with JavaScript disabled.
...
How to permanently disable region-folding in Visual Studio 2008
... folding in visual studio 2008? Some of my colleagues love it, but I personally always want to see all the code, and never want code folded out of sight. I'd like a setting that means my copy of Visual Studio never folds #regions or function bodies.
...
Using git, how do I ignore a file in one branch but have it committed in another branch?
...h "public_viewing"]
excludesfile = +info/exclude_from_public_viewing
Now all the global ignore stuff is in the info/exclude file and the branch specific is in the info/exclude_from_public_viewing
Hope that helps!
http://cogniton-mind.tumblr.com/post/1423976659/howto-gitignore-for-different-branc...