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What's the difference between a catalog and a schema in a relational database?
...l point of view :
The catalog is the place where--among other things--all of the various schemas (external, conceptual, internal) and all of the corresponding mappings (external/conceptual, conceptual/internal) are kept.
In other words, the catalog contains detailed information (sometimes...
Show Youtube video source into HTML5 video tag?
...controls="controls"
class="video-stream"
x-webkit-airplay="allow"
data-youtube-id="N9oxmRT2YWw"
src="http://v20.lscache8.c.youtube.com/videoplayback?sparams=id%2Cexpire%2Cip%2Cipbits%2Citag%2Cratebypass%2Coc%3AU0hPRVRMVV9FSkNOOV9MRllD&itag=43&ipbits=0&...
How to do a regular expression replace in MySQL?
...ary linked here doesn't seem to have good windows support. The windows installation method outlined did not work well for me.
– Jonathan
Dec 5 '13 at 23:58
2
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How to make custom error pages work in ASP.NET MVC 4
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I looked everywhere to resolve this. This finally had the answer. I knew why it was doing it but for the heck of me I couldn't, without thinking drastically like what other people have said. I imagine I share 360Airwalk's pain when I say thank you for pointing this out....
PHP code is not being executed, instead code shows on the page
...guration, here are a few things you can check:
Make sure that PHP is installed and running correctly. This may sound silly, but you never know. An easy way to check is to run php -v from a command line and see if returns version information or any errors.
Make sure that the PHP module is listed an...
HTML character decoding in Objective-C / Cocoa Touch
First of all, I found this: Objective C HTML escape/unescape , but it doesn't work for me.
13 Answers
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
I can take a guess based on the names, but what specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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How to play with Control.Monad.Writer in haskell?
... <- logNumber 5; return (a*b) }
:: Writer [String] Int
(Input actually entered all on one line). Here I've specified the type of multWithLog to be Writer [String] Int. Now I can run it:
ghci> runWriter multWithLog
(15, ["Got number: 3","Got number: 5"])
And you see that we log all of ...
Set up adb on Mac OS X
... it up might be useful to some people. adb is the command line tool to install and run android apps on your phone/emulator
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...what "java -version" returns on this machine right now: java version "1.6.0_22" OpenJDK Runtime Environment (IcedTea6 1.10.6) (fedora-63.1.10.6.fc15-x86_64) OpenJDK 64-Bit Server VM (build 20.0-b11, mixed mode)
– Samuel Audet
May 30 '12 at 3:34
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