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Undo a merge by pull request?
...You just have to find the last of your own commits before the merge, and reset the branch to this commit.
(If you have the branch's reflog, it should be even easier to find the commit before the merge.)
(Edit after more information in comments:)
Okay, lets look at the graph:
I assume the las...
Is it safe to ignore the possibility of SHA collisions in practice?
...nd SHA-256 collisions scary then your priorities are wrong.
In a security setup, where an attacker gets to choose the messages which will be hashed, then the attacker may use substantially more than a billion messages; however, you will find that the attacker's success probability will still be van...
Bring a window to the front in WPF
... In my case Window.Activate() and Window.Focus() were sufficient. Setting Window.TopMost is unnecessary.
– virious
May 8 '14 at 14:08
6
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Matplotlib - global legend and title aside subplots
...le", fontsize="x-large")
ax1 = fig.add_subplot(311)
ax1.plot([1,2,3])
ax1.set_title("ax1")
ax2 = fig.add_subplot(312)
ax2.plot([1,2,3])
ax2.set_title("ax2")
ax3 = fig.add_subplot(313)
ax3.plot([1,2,3])
ax3.set_title("ax3")
fig.tight_layout()
# shift subplots down:
st.set_y(0.95)
fig.subplots_ad...
Order of event handler execution
If I set up multiple event handlers, like so:
10 Answers
10
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Checking whether a variable is an integer or not [duplicate]
...
If you need to do this, do
isinstance(<var>, int)
unless you are in Python 2.x in which case you want
isinstance(<var>, (int, long))
Do not use type. It is almost never the right answer in Python, since it blocks...
Providing a default value for an Optional in Swift?
...same as the type contained in the Optional. As it stands, type inferencing sets T based on the parameter given to getOrElse, and then fails at runtime if this does not match the Optional and the Optional is non-nil:
let x: Int?
let y = x.getOrElse(1.414) // y inferred as Double, assigned 1.414
le...
Git commit in terminal opens VIM, but can't get back to terminal
...lternatively, you could both save and exit by pressing Esc and then :x
To set another editor run export EDITOR=myFavoriteEdioron your terminal, where myFavoriteEdior can be vi, gedit, subl(for sublime) etc.
share
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Is background-color:none valid CSS?
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none of these will reset to a previous value (ie if set by another css rule :(
– pstanton
Dec 15 '14 at 7:20
2
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“Wrong type argument: commandp” error when binding a lambda to a key
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global-set-key expects an interactive command. (lambda () (interactive) (forward-line 5)) ought to work.
By the way, C-h f commandp is a pretty good starting point for errors like that.
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