大约有 20,403 项符合查询结果（耗时：0.0283秒） [XML]
List files with certain extensions with ls and grep
I just want to get the files from the current dir and only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
...
Is there a Mutex in Java?
Is there a Mutex object in java or a way to create one?
I am asking because a Semaphore object initialized with 1 permit does not help me.
Think of this case:
...
scale Image in an UIButton to AspectFit?
I want to add an image to a UIButton, and also want to scale my image to fit with the UIButton (make image smaller). Please show me how to do it.
...
How to save the output of a console.log(object) to a file?
I tried using JSON.stringify(object) , but it doesn't go down on the whole structure and hierarchy.
9 Answers
...
Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
I've long been under the impression that goto should never be used if possible. While perusing libavcodec (which is written in C) the other day, I noticed multiple uses of it. Is it ever advantageous to use goto in a language that supports loops and functions? If so, why?
...
How to determine the encoding of text?
I received some text that is encoded, but I don't know what charset was used. Is there a way to determine the encoding of a text file using Python? How can I detect the encoding/codepage of a text file deals with C#.
...
in iPhone App How to detect the screen resolution of the device
In iPhone App,
while running the App on device How to detect the screen resolution of the device on which App is running?
6...
HashSet vs LinkedHashSet
What is the difference between them? I know that
10 Answers
10
...
git selective revert local changes from a file
In my git repo which is tracking a svn repo I have made a number of edits to a single file.
6 Answers
...
A 'for' loop to iterate over an enum in Java
I have an enum in Java for the cardinal & intermediate directions:
11 Answers
11
...