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Base64Util 拓展：支持图像框、画布、文件、文本字符串、图像精灵base64编...
...kun.Base64Util.aix
致谢
感谢 @TIMAI2 的开源代码
注意事项
下面提到的base64文本都是去掉了类似 “data:image/png;base64,” 前缀的文本。
图像框有关
画布有关
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How to resolve symbolic links in a shell script
Given an absolute or relative path (in a Unix-like system), I would like to determine the full path of the target after resolving any intermediate symlinks. Bonus points for also resolving ~username notation at the same time.
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Copy entire contents of a directory to another using php
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copy() only works with files.
Both the DOS copy and Unix cp commands will copy recursively - so the quickest solution is just to shell out and use these. e.g.
`cp -r $src $dest`;
Otherwise you'll need to use the opendir/readdir or scandir to read the contents of the directo...
Sending a mail from a linux shell script
...will get stucked sooner or later. You might do it in the config file : See unix.stackexchange.com/a/132731
– hornetbzz
Sep 4 '14 at 16:36
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Group vs role (Any real difference?)
... role admin or role engineer does that.
This is superficially similar to UNIX groups where a user can/might be able to assign himself to a group (via sudo of course.) When groups are assigned according to a security engineering process, the distinction blurs a bit, however.
Another important char...
Difference between File.separator and slash in paths
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Well, there are more OS's than Unix and Windows (Portable devices, etc), and Java is known for its portability. The best practice is to use it, so the JVM could determine which one is the best for that OS.
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One line ftp server in python
...f, but you can use netcat, nc:
nc is basically a built-in tool from any UNIX-like systems (even embedded systems), so it's perfect for "quick and temporary way to transfer files".
Step 1, on the receiver side, run:
nc -l 12345 | tar -xf -
this will listen on port 12345, waiting for data.
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sed beginner: changing all occurrences in a folder
...n rename it.
The find utility does not implement the -exec argument in old UNIX boxes, so, you will need to use a | xargs instead.
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Command line CSV viewer? [closed]
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column -s, -t < somefile.csv | less -#2 -N -S
column is a standard unix program that is very convenient -- it finds the appropriate width of each column, and displays the text as a nicely formatted table.
Note: whenever you have empty fields, you need to put some kind of placeholder in it, ...
What Computer Science concepts should I know? [closed]
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Nice link. A bit focussed on the unix side, (missing .NET completely) but still nice.
– Toon Krijthe
Apr 14 '09 at 12:55
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