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What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
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The ~ selector is in fact the General sibling combinator (renamed to Subsequent-sibling combinator in selectors Level 4):
The general sibling combinator is made of the "tilde" (U+007E, ~)
character that separates two sequences of simple selectors. The
elements re...
Android onCreate or onStartCommand for starting service
...d, but in my last project this does not work. I tried implementing onStartCommand , and this seems to work.
2 Answers
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jQuery removeClass wildcard
...-). It will match color-, or sport-, or nav-. So, the answer above would become /(^|\s)(color-|sport-|nav-)\S+/g.
– Bogie
Jun 13 '16 at 6:15
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Create new tmux session from inside a tmux session
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The quickest way (assuming you use ctrl-b as your command prefix) is:
ctrl-b :new
To create a new session, then
ctrl-b s
to interactively select and attach to the session.
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使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
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ActivityClass 应指向应用程序活动类（对于此演示，它是 com.appinventor.cardboard.ui.PanoramaActivity）
ActivityPackage 即 com.appinventor.cardboard
对于应用程序的块部分，唯一需要的 App Inventor 块是按钮单击的事件处理程序。每个事件处理程...
Center content in responsive bootstrap navbar
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I will recommend to not play with original bootstrap.css. Instead, create your own style.
– Faizan Mubasher
Jan 30 '17 at 9:03
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Closing multiple issues in Github with a commit message
I know you can close issues by putting closes #1 or fixes #1 in the commit message. What is the best way to close multiple issues in the same commit message?
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How do I check the difference, in seconds, between two dates?
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if you want to compute differences between two known dates, use total_seconds like this:
import datetime as dt
a = dt.datetime(2013,12,30,23,59,59)
b = dt.datetime(2013,12,31,23,59,59)
(b-a).total_seconds()
86400.0
#note that seconds ...
Can an AJAX response set a cookie?
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