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What's the difference between a single precision and double precision floating point operation?
... data precision available with 64-bit data types is not typically required by 3D games, as well as the fact that processing 64-bit data uses twice as much RAM, cache, and bandwidth, thereby reducing the overall system performance.
From Webopedia:
The term double precision is something of a mis...
Cosmic Rays: what is the probability they will affect a program?
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From Wikipedia:
Studies by IBM in the 1990s suggest that computers typically experience about one cosmic-ray-induced error per 256 megabytes of RAM per month.[15]
This means a probability of 3.7 × 10-9 per byte per month, or 1.4 × 10-15 per byte...
Rubymine: How to make Git ignore .idea files created by Rubymine
I use Rubymine for Rails projects. Very often, Rubymine makes changes in .idea/* files that I don't care about. But it keeps preventing me from checking out new branches, and makes my version of .idea/ different from my coworkers.
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How to apply !important using .css()?
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The problem is caused by jQuery not understanding the !important attribute, and as such fails to apply the rule.
You might be able to work around that problem, and apply the rule by referring to it, via addClass():
.importantRule { width: 100px ...
psql: FATAL: Ident authentication failed for user “postgres”
...res 9.1 on Ubuntu 12.04. (Worked for postgres 9.3.9 on Ubuntu 14.04 too.)
By default, postgres creates a user named 'postgres'. We log in as her, and give her a password.
$ sudo -u postgres psql
\password
Enter password: ...
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Logout of psql by typing \q or ctrl+d. Then we connect as 'postgres...
How to convert currentTimeMillis to a date in Java?
...ality you need. "Date date=new Date(millis);" provided in the other answer by user AVD is going to be the best route :)
– Dick Lucas
Jul 17 '15 at 18:15
1
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Can an angular directive pass arguments to functions in expressions specified in the directive's att
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If you declare your callback as mentioned by @lex82 like
callback = "callback(item.id, arg2)"
You can call the callback method in the directive scope with object map and it would do the binding correctly. Like
scope.callback({arg2:"some value"});
without requir...
std::string formatting like sprintf
... John,streams are not slow. The only reason streams seem slow is that by default the iostreams are synchronizing with C FILE output so that intermixed cout and printfs are output correctly. Disabling this link (with a call to cout.sync_with_stdio(false)) causes c++'s streams to outperform stdi...
How to format an inline code in Confluence?
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In confluence 4+ the wiki markup is gone by default and the "Preformatted" option applies to the entire line. The only way to do it (without installing the wikitext editing plugin) is to pick monospaced font.
– HDave
Mar 27 '1...
Format LocalDateTime with Timezone in Java8
...ype (which does not contain any offset) with offset information (indicated by pattern symbol Z). So the formatter tries to access an unavailable information and has to throw the exception you observed.
Solution:
Use a type which has such an offset or timezone information. In JSR-310 this is eithe...