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Format timedelta to string
...tr(). Here's an example:
import datetime
start = datetime.datetime(2009,2,10,14,00)
end = datetime.datetime(2009,2,10,16,00)
delta = end-start
print(str(delta))
# prints 2:00:00
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generate model using user:references vs user_id:integer
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192
Both will generate the same columns when you run the migration. In rails console, you can see...
TimeStamp on file name using PowerShell
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196
You can insert arbitrary PowerShell script code in a double-quoted string by using a subexpres...
how to stop Javascript forEach? [duplicate]
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13 Answers
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Why does Math.Round(2.5) return 2 instead of 3?
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15 Answers
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Good tutorials on XMPP? [closed]
... way too basic, but at least it's technical: https://web.archive.org/web/20170916193014/http://www.adarshr.com/fun-with-xmpp-and-google-talk and the second part, https://web.archive.org/web/20171005104211/http://www.adarshr.com:80/fun-with-xmpp-and-google-talk-part-2
It explains what stanzas are, w...
Get position of UIView in respect to its superview's superview
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194
You can use this:
Objective-C
CGRect frame = [firstView convertRect:buttons.frame fromView:s...
Smallest data URI image possible for a transparent image
I'm using a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons.
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MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...
...务器配置文件（缺省：/etc/my.cnf）：
[mysqld]
server_id = 100
log_bin = mysql-bin
log_bin_index = mysql-bin.index
sync_binlog = 1
innodb_flush_log_at_trx_commit = 1
innodb_support_xa = 1
注：一定要保证主从服务器各自的server_id唯一，避免冲突。
注：如...
What are the differences between mocks and stubs on Rhino Mocks?
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148
As per this
... Put simply there is a difference between Mock and Stub objects
and R...