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How to vertically center a div for all browsers?

...th it. It should work well for centered overlays also -- lightbox, pop-up, etc. share | improve this answer | follow | ...
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Python: reload component Y imported with 'from X import Y'?

...lutely fine and indeed preferred -- just, never import classes, functions, etc -- always, only, ever modules. – Alex Martelli Oct 23 '15 at 1:23 3 ...
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What package naming convention do you use for personal/hobby projects in Java?

... I just use my initials: fg.nameofproject.etc It reduces typing. It can be prefixed at any time with sf.net or com. or org. or com.google.. As the project is personal treat it special just like your freshly pressed personalized gift shirt - it will feel good. ...
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undefined reference to boost::system::system_category() when compiling

... new Boost 1.66 behavior of havinging less references to system_category() etc. may introduce new link issues in the presence of link ordering issues. See github.com/PointCloudLibrary/pcl/pull/2236 for example – pixelbeat Mar 1 '18 at 6:19 ...
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Spring Boot: How can I set the logging level with application.properties?

...lso a nice starting point for logback to configure some defaults, coloring etc. the base.xml file which you can simply include in your logback.xml file. (This is also recommended from the default logback.xml in Spring Boot. <include resource="org/springframework/boot/logging/logback/base.xml"/&gt...
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Is there a Python function to determine which quarter of the year a date is in?

...)//3 will give you the quarter (0 for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-). Originally two answers, multiply upvoted and even originally accepted (both currently deleted), were buggy -- not doing the -1 before the division, and dividing by 4 ins...
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Why I can't change directories using “cd”?

...document the shell "flavor" of this file; e.g., ksh or bash (or (t)csh/zsh,etc), and it's almost certainly not actually sh. I usually add a comment (but not the shebang) to communicate this; e.g., "this file is meant to be sourced (from bash), not run as a shell script." – mic...
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img tag displays wrong orientation

... answered Jan 11 '15 at 0:58 ChetChet 13.3k1212 gold badges5353 silver badges9797 bronze badges ...
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Are HTTPS headers encrypted?

... header; the browser knows some header information (content type, unicode, etc); and browser history, password management, favorites/bookmarks, and cached pages will all contain the querystring. Server logs on the remote end can also contain querystring as well as some content details. Also, the U...
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Why can't I save CSS changes in Firebug? [closed]

...tab to do the edit and other firefox window the related searches, webmail, etc. share | improve this answer | follow | ...