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What does the `forall` keyword in Haskell/GHC do?
...ementation" again, it will be too soon.)
Er, and what about simple first-order logic? forall is pretty clearly in reference to universal quantification, and in that context the term existential makes more sense as well, though it would be less awkward if there were an exists keyword. Whether quant...
IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
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Please check my answer here. Basically I just had to :
@Override
protected void onSaveInstanceState(Bundle outState) {
//No call for super(). Bug on API Level > 11.
}
Don't make the call to super() on the saveInstanceState method. This was messing t...
Python loop that also accesses previous and next values
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The edited version of this is still not logically sound: At the end of the loop obj and next_ will be the same object for the last iteration, which may have unintended side effects.
– TemporalWolf
Dec 5 '17 at 22:01
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Do I need to heartbeat to keep a TCP connection open?
...rdless but yes it's often common to see protocols implement a heartbeat in order to help detect dead connections, IRC with the PING command for example.
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The required anti-forgery form field “__RequestVerificationToken” is not present Error in user Regis
...rs typing http were getting this error, putting in a rewrite rule to force all to https://{HTTP_HOST}/{R:1} fixed it
– user1069816
Mar 24 '16 at 15:30
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Is it ok to use dashes in Python files when trying to import them?
Basically when I have a python file like:
7 Answers
7
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How do I edit an incorrect commit message in git ( that I've pushed )?
...worthy.
To be complete, you could rewrite your local commit history in order to reflect what you want, as suggested by sykora (with some rebase and reset --hard, gasp!)
However, once you publish your revised history again (with a git push origin +master:master, the + sign forcing the push to oc...
Stopping scripters from slamming your website
...of the same page, following every link on a page quickly, or filling in an order form too fast to be human.
If they fail the check x times in a row (say, 2 or 3), give that IP a timeout or other such measure. Then at the end of the timeout, dump them back to the check again.
Since you have unreg...
Base constructor in C# - Which gets called first? [duplicate]
...bClass() {
sentenceTwo = "jumps over the lazy dog"; // D
}
}
Order of execution is: C, A, B, D.
Check out these 2 msdn articles:
Why do initializers run in the opposite order as constructors? Part One
Why do initializers run in the opposite order as constructors? Part Two
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Installation Issue with matplotlib Python [duplicate]
I have issue after installing the matplotlib package unable to import matplotlib.pyplot as plt . Any suggestion will be greatly appreciate.
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