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Printing the value of a variable in SQL Developer
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205
You need to turn on dbms_output.
In Oracle SQL Developer:
Show the DBMS Output window (View-&...
iPhone App 开发第一步：从零到真机调试HelloWorld - 更多技术 - 清泛网 - ...
...安装Mac OS X Snow Leopard，再升级，再安装XCode 4.2和iOS SDK 5.0，是最为费劲和折腾的一种方式了，如果条件允许，请勿搞些折腾，费时费力。此后真机调试用的是自己的iPhone 4s，系统5.0已越狱，非越狱机器且无IDP账号怎么调试，我未...
Best PHP IDE for Mac? (Preferably free!) [closed]
...t features. Downside: Not a supported product any more. Aptana Studio 2.0+ uses PDT which is a watered down, under-developed (at present) php plug in.
Zend Studio - Almost identical to Aptana, except no word wrap and you can't change alot of the php configuration on the MAC apparently due to bug...
Save PL/pgSQL output from PostgreSQL to a CSV file
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1402
Do you want the resulting file on the server, or on the client?
Server side
If you want somet...
get just the integer from wc in bash
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60
You can use the cut command to get just the first word of wc's output (which is the line or word...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
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JohnJohn
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add a com...
Array_merge versus + [duplicate]
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answered Aug 14 '11 at 21:09
Christopher ArmstrongChristopher Armstrong
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How to work with Git branches and Rails migrations
...ay down (migrations).
– Kostas
Jan 20 '11 at 17:51
4
If you want to load data, use db/seeds.rb I...
Check element CSS display with JavaScript
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edited Sep 8 at 16:20
answered Feb 1 '11 at 18:06
Dan...
Find the IP address of the client in an SSH session
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edited Sep 5 '16 at 7:06
cweiske
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answere...