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What do parentheses surrounding an object/function/class declaration mean? [duplicate]
...n an expression like function(){}() the last parenthesis makes no sense.
Now think at
name=function(){} ; name() !?
Yes, the first pair of parenthesis force the anonymous function to turn into a variable (stored expression) and the second launches evaluation/execution, so ( function(){} )() ma...
How to find out which fonts are referenced and which are embedded in a PDF document
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pdffonts command line tool originally from Xpdf, now part of Poppler.
This tool is available in most Linux distributions as part of poppler-utils package.
Example usage and output:
$ pdffonts some.pdf
name type emb sub uni...
Iterate over model instance field names and values in template
...ous comment since comments don't support code formatting. Sorry, I didn't know that.)
– Magnus Gustavsson
Jan 31 '13 at 12:33
2
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Fast way of finding lines in one file that are not in another?
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@mr.spuratic ah yeah, now I find it in the man diff. Thanks!
– Archeosudoerus
Nov 2 '18 at 19:17
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to_string is not a member of std, says g++ (mingw)
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This is a known bug under MinGW. Relevant Bugzilla. In the comments section you can get a patch to make it work with MinGW.
This issue has been fixed in MinGW-w64 distros higher than GCC 4.8.0 provided by the MinGW-w64 project. Despite...
Git push to wrong branch
...t branch -d wrong_branch
git branch rename new_wrong_branch wrong_branch
Now the setting is
A -- B -- C -- C1 -- C2 -- C3 -- C4 # right_branch
\
\ -- D # wrong_branch
Then you have to push your results with force (IF nobody has synchronized with your remote repo yet):
git ...
Getting DOM elements by classname
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That's great. I got the element with the class. Now I want to edit content of the element, like append child to the element containing the class. How to append the child and recreate whole HTML? Please help. This is what I have done. $classResult = getElementByClass($dom, ...
How do I target only Internet Explorer 10 for certain situations like Internet Explorer-specific CSS
...ng a repaint, again IE5/6/7-level stuff
A few strains of WebKit have been known to outright lie about support for certain features, meaning they actually defeat feature detection mechanisms, of all things
If you do have a legitimate reason to be targeting certain browsers, by all means sniff them ...
Transfer git repositories from GitLab to GitHub - can we, how to and pitfalls (if any)?
... The imported repository does not necessarily have to be public now, as github has made adding private repositories free.
– Shrey Garg
Oct 29 '19 at 8:03
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How can I get Visual Studio 2008 Windows Forms designer to render a Form that implements an abstract
... abstract class AbstractControl : UserControl // Also works for Form
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Now all we need is a Description provider.
public class AbstractControlDescriptionProvider<TAbstract, TBase> : TypeDescriptionProvider
{
public AbstractControlDescriptionProvider()
: base(TypeDescriptor.Get...