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Real World Example of the Strategy Pattern
...ect strategy instance for the cipher.
I hope this helps.
( I don't even know if Cipher is the right word :P )
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Is Unit Testing worth the effort? [closed]
...attempt!
Unit Tests allows you to make big changes to code quickly. You know it works now because you've run the tests, when you make the changes you need to make, you need to get the tests working again. This saves hours.
TDD helps you to realise when to stop coding. Your tests give you confiden...
Git's famous “ERROR: Permission to .git denied to user”
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This was it. You saved me a huge headache. Now I just have to remember to run ssh-add ... every time I want to switch my github/ssh logins.
– Cerin
Nov 4 '12 at 5:08
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ALTER TABLE without locking the table?
...'ve been using MySQL for so long that I keep forgetting they have triggers now. I've used this technique and now I have a functional hot-alter script. With a progress bar. And it works with MyISAM. Life is good.
– Daniel
Jan 21 '09 at 12:10
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Eclipse error: 'Failed to create the Java Virtual Machine'
... any other text-editor application, Find the line -Xmx256m (or -Xmx1024m). Now change the default value 256m (or 1024m) to 512m. You also need to give the exact java installed version (1.6 or 1.7 or other).
Like This:
-Xmx512m
-Dosgi.requiredJavaVersion=1.6
OR
-Xmx512m
-Dosgi.requiredJavaVers...
Constructors vs Factory Methods [closed]
...ibility to one of several helper subclasses, and you want to localize the knowledge of which helper subclass is the delegate
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Why not inherit from List?
...st<Player> while you're at it, unless you believe that everyone who knows about a football team gets to delete players from the roster.
Is inheriting from List<T> always unacceptable?
Unacceptable to who? Me? No.
When is it acceptable?
When you're building a mechanism that ...
Get list of databases from SQL Server
...ute:
SELECT name FROM master.sys.databases
This the preferred approach now, rather than dbo.sysdatabases, which has been deprecated for some time.
Execute this query:
SELECT name FROM master.dbo.sysdatabases
or if you prefer
EXEC sp_databases
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How can I make the tabs work normally on Xcode 4?
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UPDATE for 2020:
Finally, almost 10 years later, Xcode 12 beta 3 now appears to mostly resolve the issue described here. There is a new Navigation Style option in the Navigation settings panel that controls this behavior.
Of course, this may change in subsequent betas or the final release ...
Add a prefix to all Flask routes
I have a prefix that I want to add to every route. Right now I add a constant to the route at every definition. Is there a way to do this automatically?
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