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Forward function declarations in a Bash or a Shell script?
Is there such a thing in bash or at least something similar (work-around) like forward declarations, well known in C / C++, for instance?
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What are the differences between -std=c++11 and -std=gnu++11?
...is answer is a good general one, would you consider editing it so as to at least list the extensions which are enabled in gnu11 but not in c++11? The list you linked to is of all extensions, and as you yourself indicate some of them are enabled with c++11 as well (like __restrict__).
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ERROR: Error installing capybara-webkit:
...ssage.
WARNING: The next major version of capybara-webkit will require at least version 5.0 of Qt. You're using version 4.8.6.
Instead, if you do
brew install qt5
brew link --force qt5
you won't get that error.
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How to generate a range of numbers between two numbers?
...wer with the others and the Execution plan shows that this answer (has the least query cost and) is the fastest.
– stomy
Jan 3 '18 at 19:06
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Java SecurityException: signer information does not match
...signatures signed with different certificates - or, perhaps more often, at least one is signed and one or more others are not (which includes classes loaded from directories since those AFAIK cannot be signed).
So either make sure all JARs (or at least those which contain classes from the same pack...
Difference between if () { } and if () : endif;
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@alex It will work with curly brackets as well, but at least personally I find this way kind of clearer in things like this. Cause they you know that it is the end of an if, and not the end of a loop of some sort or something else. Think you have endfor and endwhile or something ...
download file using an ajax request
...our main page without being redirected to an error page by the browser. At least this is what Chrome does when the result of window.location returns 404.
– Ian
May 30 '18 at 16:51
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Eclipse JPA Project Change Event Handler (waiting)
...seems to be a known bug in DALI (Eclipse Java Persistence Tools) since at least eclipse 3.8 which could cause the save action in the java editor to be extremly slow.
Since this hasn't been fully resolved in Kepler (20130614-0229) yet and because I don't need JPT/DALI in my eclipse I ended up manua...
How to save an HTML5 Canvas as an image on a server?
... For jpg you would need to do canvas.toDataURL('image/jpeg') - at least thats what did it for me on Chrome.
– Chris
Sep 18 '14 at 2:34
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Useful code which uses reduce()? [closed]
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reduce() can be used to find Least common multiple for 3 or more numbers:
#!/usr/bin/env python
from fractions import gcd
from functools import reduce
def lcm(*args):
return reduce(lambda a,b: a * b // gcd(a, b), args)
Example:
>>> lcm(...