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Android: Share plain text using intent (to all messaging apps)
...ablet, I was asked to choose from the list of apps. Probably its about installing those extra apps on emulator.
– Piyush-Ask Any Difference
Mar 5 '13 at 15:57
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Are HTTPS headers encrypted?
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The whole lot is encrypted† - all the headers.
That's why SSL on vhosts doesn't work too well - you need a dedicated IP address because the Host header is encrypted.
†The Server Name Identification (SNI) standard means that the hostname may not be encr...
When to use MyISAM and InnoDB? [duplicate]
... -- Mostly no longer true.
Full-text indexing. -- InnoDB has it now
Especially good for read-intensive (select) tables. -- Mostly no longer true.
Disk footprint is 2x-3x less than InnoDB's. -- As of Version 5.7, this is perhaps the only real advantage of MyISAM.
InnoDB:
The InnoDB storage engi...
Is a successor for TeX/LaTeX in sight? [closed]
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There is a LaTeX3 project that has been going on for basically forever. In that sense, it is a successor to the current LaTeX2e.
You forget/ignore the primary goal for TeX when it was created -- "TeX is a new typesetting system intended for the creation of beautiful books". The goa...
HTML5 Canvas vs. SVG vs. div
...rs.
Canvas has the best performance hands-down, but you have to implement all concepts of managed state (object selection, etc) yourself, or use a library.
The long answer:
HTML5 Canvas is simply a drawing surface for a bit-map. You set up to draw (Say with a color and line thickness), draw tha...
Which is more efficient, a for-each loop, or an iterator?
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If you are just wandering over the collection to read all of the values, then there is no difference between using an iterator or the new for loop syntax, as the new syntax just uses the iterator underwater.
If however, you mean by loop the old "c-style" loop:
for(int i=0; i&l...
How to get Vim to highlight non-ascii characters?
...aracter range, therefore highlighting (assuming you have hlsearch enabled) all other characters lying outside the ASCII range:
/[^\x00-\x7F]
This will do a negative match (via [^]) for characters between ASCII 0x00 and ASCII 0x7F (0-127), and appears to work in my simple test. For extended ASCII,...
Showing line numbers in IPython/Jupyter Notebooks
...l line numbers. In more recent notebook versions Shift-L should toggle for all cells.
If you can't remember the shortcut, bring up the command palette Ctrl-Shift+P (Cmd+Shift+P on Mac), and search for "line numbers"), it should allow to toggle and show you the shortcut.
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IE7 Z-Index Layering Issues
...ex bug, but don't know how to fix it.
I have been playing with z-index all day long.
11 Answers
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When and why JPA entities should implement Serializable interface?
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This usually happens if you mix HQL and native SQL queries. In HQL, Hibernate maps the types you pass in to whatever the DB understands. When you run native SQL, then you must do the mapping yourself. If you don't, then the default m...