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Regex Last occurrence?
...lude the backslash, but only the text after it, try this: ([^\\]+)$ or for unix: ([^\/]+)$
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Is there a difference between authentication and authorization?
... you are authorized to do. For example, you are allowed to login into your Unix server via ssh client, but you are not authorized to browser /data2 or any other file system. Authorization occurs after successful authentication........
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QRCodeGenerator 拓展：根据给定的文本生成二维码 · App Inventor 2 中文网
...种格式的1D/2D条形码）。
生成二维码效果参考：
测试代码块如下：
属性及方法都在上面的案例中了。
一个设置深色（二维码颜色）、一个浅色（背景色），一个生成二维码的方法。
二维码扫码
使用原...
App Inventor 2 KIO4_Base64 拓展，更强大的图像Base64编解码工具，解码后...
...文件
Base64解码后写入图像文件
参考代码如下：
您的改进建议 联系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给个鼓励也行呐~o~ ...
Issue with virtualenv - cannot activate
...e venv your virtualenv directory
by cd venv.
Then on Windows, type dir (on unix, type ls).
You will get 5 folders include, Lib, Scripts, tcl and 60
Now type .\Scripts\activate to activate your virtualenv venv.
Your prompt will change to indicate that you are now operating within the virtual envi...
Add number of days to a date
...ntaining a US English date format and will try to parse that format into a Unix timestamp (the number of seconds since January 1 1970 00:00:00 UTC), relative to the timestamp given in now, or the current time if now is not supplied.
while date
Returns a string formatted according to the given...
Gradle store on local file system
...R_HOME environment variable value.
By default, it is $USER_HOME/.gradle on Unix-OS based and %userprofile%.\gradle on Windows.
But if you set this variable, the cache directory would be located from this path.
And whatever the case, you should dig into caches\modules-2\files-2.1 to find the depende...
Using scp to copy a file to Amazon EC2 instance?
...ser@mec2-50-17-16-67.compute-1.amazonaws.com:~/.
See Connecting to Linux/UNIX Instances Using SSH.
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Converting Epoch time into the datetime
...me.gmtime(1347517119))
'2012-09-12 23:18:39'
Also in MySQL, you can FROM_UNIXTIME like:
INSERT INTO tblname VALUES (FROM_UNIXTIME(1347517119))
For your 2nd question, it is probably because getbbb_class.end_time is a string. You can convert it to numeric like: float(getbbb_class.end_time)
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【规划】Sorry, cannot package projects larger than 30 MB. Yours is 36.88 MB. · App Inventor 2 中文网
...体文件压缩处理，再上传。彻底破除这个限制肯定是要改代码的。做限制的初衷还是避免过多消耗服务器资源。
最后，说说我们中文网的一个规划，就是破除类似的编译限制，包括现在的冷却时间等，但同时又不能过多占用服...