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No internet on Android emulator - why and how to fix? [closed]
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35
If by "use internet", you mean you can not access the internet from an activity while testing o...
iOS app icon with transparent background showing black background on device
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132
From the apple developer website after a quick search:
Avoid transparency. An app icon shou...
Sourcetree - undo unpushed commits
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351
Right click on the commit you like to reset to (not the one you like to delete!)
Select "Rese...
Heroku deployment error H10 (App crashed)
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33 Answers
33
Active
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How to Replace dot (.) in a string in Java
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Eric Leschinski
115k4949 gold badges368368 silver badges313313 bronze badges
answered Sep 11 '11 at 19:20
FemiFemi
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How to replace a character with a newline in Emacs?
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433
M-x replace-string RET ; RET C-q C-j.
C-q for quoted-insert,
C-j is a newline.
Cheers!
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Is there any difference between “foo is None” and “foo == None”?
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edited Mar 3 '17 at 14:56
answered Aug 25 '08 at 18:38
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Reset auto increment counter in postgres
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330
If you created the table product with an id column, then the sequence is not simply called pro...
How to get a random number in Ruby
... them with:
10.times.map{ 20 + Random.rand(11) }
#=> [26, 26, 22, 20, 30, 26, 23, 23, 25, 22]
Note:
Using Random.new.rand(20..30) (using Random.new) generally would not be a good idea, as explained in detail (again) by Marc-André Lafortune, in his answer (again).
But if you don't use Rand...
Multiline syntax for piping a heredoc; is this portable?
...ere-doc EOF2 ``` The above does not work.
– user1424739
Jun 1 '15 at 0:29
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