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What are the differences between .gitignore and .gitkeep?
...t to track empty directories in Git have created the convention of putting files called .gitkeep in these directories. The file could be called anything; Git assigns no special significance to this name.
There is a competing convention of adding a .gitignore file to the empty directories to get the...
Mac 下载安装Redis - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Curl以及其他的工具下载
curl －O http://redis.googlecode.com/files/redis-2.6.13.tar.gz
B.下载完成后进行输入下面命令解压Redis压缩包
tar vzxf redis-2.6.13.tar.gz
C.进入Redis解压后的目录进行编译安装
cd redis-2.6.13
make
sudo make install
...
How do I export UIImage array as a movie?
...VAssetWriter *videoWriter = [[AVAssetWriter alloc] initWithURL:
[NSURL fileURLWithPath:somePath] fileType:AVFileTypeQuickTimeMovie
error:&error];
NSParameterAssert(videoWriter);
NSDictionary *videoSettings = [NSDictionary dictionaryWithObjectsAndKeys:
AVVideoCodecH264, AVVideoCodecK...
What is the best way to do a substring in a batch file?
I want to get the name of the currently running batch file without the file extension.
3 Answers
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How to echo shell commands as they are executed
...the full commands before output of the command.
Output:
+ ls /home/user/
file1.txt file2.txt
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How to detect internet speed in JavaScript?
...e extent but won't be really accurate, the idea is load image with a known file size then in its onload event measure how much time passed until that event was triggered, and divide this time in the image file size.
Example can be found here: Calculate speed using javascript
Test case applying the...
nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...log /var/log/nginx/www.mydomain.com;
All directives in nginx config files must end with a ;
I often highlight ;s in my file before saving/uploading as a final check after editing.
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Use of class definitions inside a method in Java
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This is called a local class.
2 is the easy one: yes, a class file will be generated.
1 and 3 are kind of the same question. You would use a local class where you never need to instantiate one or know about implementation details anywhere but in one method.
A typical use would be to ...
Use of #pragma in C
...
Putting #pragma once at the top of your header file will ensure that it is only included once. Note that #pragma once is not standard C99, but supported by most modern compilers.
An alternative is to use include guards (e.g. #ifndef MY_FILE #define MY_FILE ... #endif /* ...
Razor-based view doesn't see referenced assemblies
...that is used to reference namespaces for Razor views.
Open the web.config file in your Views folder, and make sure it has the following:
<configuration>
<configSections>
<sectionGroup name="system.web.webPages.razor" type="System.Web.WebPages.Razor.Configuration.RazorWeb...