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How can you determine how much disk space a particular MySQL table is taking up?
...pw3),2),' ',SUBSTR(units,pw3*2+1,2)) TBLSIZE
FROM
(
SELECT DAT,NDX,TBL,IF(px>4,4,px) pw1,IF(py>4,4,py) pw2,IF(pz>4,4,pz) pw3
FROM
(
SELECT data_length DAT,index_length NDX,data_length+index_length TBL,
FLOOR(LOG(IF(data_length=0,1,data_length))/LOG(1024)) px,
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How to capitalize the first letter in a String in Ruby
...sn't do what you want it to, it outputs мария instead of Мария.
If you're using Rails there's an easy workaround:
"мария".mb_chars.capitalize.to_s # requires ActiveSupport::Multibyte
Otherwise, you'll have to install the unicode gem and use it like this:
require 'unicode'
Unicod...
What is the difference between setUp() and setUpClass() in Python unittest?
What is the difference between setUp() and setUpClass() in the Python unittest framework? Why would setup be handled in one method over the other?
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Merge two branch revisions using Subversion
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why do we specify revision 10 to HEAD? Why two revision endpoints instead of just one revision to use as a snapshot? which branch does "10 to HEAD" refer to?
– ahnbizcad
Sep 3 '15 at 20:03
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How to make the division of 2 ints produce a float instead of another int?
...y automatically cast to a float by the compiler because the rules say that if either operand is of floating point type then the operation will be a floating point operation, even if the other operand is integral. Java Language Specification, §4.2.4 and §15.17
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Git in Powershell saying 'Could not find ssh-agent'
...\bin. but that folder isn’t automatically added to your PATH by msysgit.
If you don’t want to add this path to your system PATH, you can update your PowerShell profile script so it only applies to your PowerShell session. Here’s the change I made.
$env:path += ";" + (Get-Item "Env:ProgramFiles...
Spring 3 RequestMapping: Get path value
...g upon Fabien Kruba's already excellent answer, I thought it would be nice if the ** portion of the URL could be given as a parameter to the controller method via an annotation, in a way which was similar to @RequestParam and @PathVariable, rather than always using a utility method which explicitly ...
What does #defining WIN32_LEAN_AND_MEAN exclude exactly?
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Directly from the Windows.h header file:
#ifndef WIN32_LEAN_AND_MEAN
#include <cderr.h>
#include <dde.h>
#include <ddeml.h>
#include <dlgs.h>
#ifndef _MAC
#include <lzexpand.h>
#include <mmsystem.h&...
Java enum - why use toString instead of name
If you look in the enum api at the method name() it says that:
7 Answers
7
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Does the JVM prevent tail call optimizations?
...ive function that implements the same functionality using a loop, correct? If so, couldn't this be done by the compiler. I am not able to follow the dependence on the JVM. How does this compare with a Scheme compiler that generated native i386 code?
– Gautham Ganapathy
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