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CSS to set A4 paper size
...A4 paper in web and allow to print this page as it is show on browser (Chrom>me m>, specifically). I set the elem>me m>nt size to 21cm x 29.7cm, but when I send to print (or print preview) it clip my page.
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How do you get current active/default Environm>me m>nt profile programmatically in Spring?
I need to code different logic based on different current Environm>me m>nt profile. How can you get the current active and default profiles from Spring?
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How to get value from form field in django fram>me m>work?
How do I get values from form fields in the django fram>me m>work? I want to do this in views, not in templates...
5 Answers
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Maintaining the final state at end of a CSS3 animation
I'm running an animation on som>me m> elem>me m>nts that are set to opacity: 0; in the CSS. The animation class is applied onClick, and, using keyfram>me m>s, it changes the opacity from 0 to 1 (among other things).
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Git: Remove committed file after push
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update: added safer m>me m>thod
preferred m>me m>thod:
check out the previous (unchanged) state of your file; notice the double dash
git checkout HEAD^ -- /path/to/file
commit it:
git commit -am "revert changes on this file, not finished with it ye...
How to RedirectToAction in ASP.NET MVC without losing request data
... /* Cast TempData["form"] to
System.Collections.Specialized.Nam>me m>ValueCollection
and use it */
}
return View("Form", viewData);
}
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Type hinting a collection of a specified type
... May 2015, PEP0484 (Type Hints) has been formally accepted. The draft implem>me m>ntation is also available at github under ambv/typehinting.
Original Answer
As of Aug 2014, I have confirm>me m>d that it is not possible to use Python 3 type annotations to specify types within collections (ex: a list of stri...
UPDATE multiple tables in MySQL using LEFT JOIN
...ySQL does not allow using the target table in a subquery in an UPDATE statem>me m>nt, that's why you'll need to stick to less efficient LEFT JOIN syntax.
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What does && m>me m>an in void *p = &&abc;
I cam>me m> across a piece of code void *p = &&abc; . What is the significance of && here?
I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ?
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Copy all files with a certain extension from all subdirectories
...ine such that cp can't distinguish between the spaces separating the filenam>me m>s, and the spaces within the filenam>me m>. It's better to do som>me m>thing like
$ find . -nam>me m> \*.xls -exec cp {} newDir \;
in which cp is executed for each filenam>me m> that find finds, and passed the filenam>me m> correctly. Here's mor...