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NSUserDefaults - How to tell if a key exists
I'm working on a small iPhone app, and I am using NSUserDefaults as my data persistence. It only has to keep track of a few things, such as some names and some numbers so I figure I might as well keep it simple.
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Is there a JavaScript function that can pad a string to get to a determined length?
I am in need of a JavaScript function which can take a value and pad it to a given length (I need spaces, but anything would do). I found this:
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Difference between binary tree and binary search tree
... edited Mar 11 '16 at 22:30
Eneko Alonso
15.7k66 gold badges4949 silver badges7171 bronze badges
answered Jun 17 '11 at 0:55
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How do you truncate all tables in a database using TSQL?
... SQL 2005,
EXEC sp_MSForEachTable 'TRUNCATE TABLE ?'
Couple more links for 2000 and 2005/2008..
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What is JAXB and why would I use it? [closed]
...XB is the greatest thing since sliced bread. I am curious to see what Stack Overflow users think the use case is for JAXB and what makes it a good or a bad solution for that case.
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Revert to a commit by a SHA hash in Git? [duplicate]
I'm not clear on how git revert works. For example, I want to revert to a commit six commits behind the head, reverting all the changes in the intermediary commits in between.
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How to replace ${} placeholders in a text file?
...pe the output of a "template" file into MySQL, the file having variables like ${dbName} interspersed. What is the command line utility to replace these instances and dump the output to standard output?
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SQL function as default parameter value?
...wered Jan 22 '09 at 20:29
Brian KimBrian Kim
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Datetime - Get next tuesday
... up with a value in the range [0, 6]
int daysUntilTuesday = ((int) DayOfWeek.Tuesday - (int) today.DayOfWeek + 7) % 7;
DateTime nextTuesday = today.AddDays(daysUntilTuesday);
If you want to give "a week's time" if it's already Tuesday, you can use:
// This finds the next Monday (or today if it's ...
How do you render primitives as wireframes in OpenGL?
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glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
to switch on,
glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
to go back to normal.
Note that things like texture-mapping and lighting will still be applied to the wireframe lines if they're enabled, which ca...