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What's the use of do while(0) when we define a macro? [duplicate]
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You can follow it with a semicolon and make it look and act more like a function.
It also works with if/else clauses properly then.
Without the while(0), your code above would not work with
if (doit)
INIT_LIST_HEAD(x);
else
displayError(x);
since the semicolon after the m...
How to mark a method as obsolete or deprecated?
...hat's fine. I just put some example text there to show that you can add a more specific message if you would like to.
– Chris Ballance
Dec 25 '15 at 15:16
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How to sort ArrayList in decreasing order?
...e the reverse step:
list.sort((o1, o2) -> o2.compareTo(o1));
Or even more simply use Collections.reverseOrder() since you're only reversing:
list.sort(Collections.reverseOrder());
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im...
find first sequence item that matches a criterion [duplicate]
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What is JavaScript garbage collection?
...t about this subject a while back (additionally comparing it to VBScript). More accurately, he wrote about JScript, which is Microsoft's own implementation of ECMAScript, although very similar to JavaScript. I would imagine that you can assume the vast majority of behaviour would be the same for the...
Comments in .gitignore?
...space; it allows for the rare intentional trailing space, while making the more common (and hard to see) error case detectable.
– Stuart R. Jefferys
Sep 9 '12 at 20:57
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How to abandon a hg merge?
...ke you to revision X, but when you are in a merge you need to insist a bit more :-)
– Martin Geisler
Apr 3 '10 at 18:21
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C++ SFINAE examples?
I want to get into more template meta-programming. I know that SFINAE stands for "substitution failure is not an error." But can someone show me a good use for SFINAE?
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Is there a difference between /\s/g and /\s+/g?
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\s means "one space", and \s+ means "one or more spaces".
But, because you're using the /g flag (replace all occurrences) and replacing with the empty string, your two expressions have the same effect.
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Rendering a template variable as HTML
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If you want to do something more complicated with your text you could create your own filter and do some magic before returning the html.
With a templatag file looking like this:
from django import template
from django.utils.safestring import mark_safe...