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Does it make sense to do “try-finally” without “catch”?
... resources to be cleaned up appropriately. Below is a concrete example of handling the exception from a calling method.
public void yourOtherMethod() {
try {
yourMethod();
} catch (YourException ex) {
// handle exception
}
}
public void yourMethod() throws YourExcep...
Programmatically open Maps app in iOS 6
...tion with the MKMapItem in the array in +openMapsWithItems:launchOptions:, and set the launch options appropriately.
// Check for iOS 6
Class mapItemClass = [MKMapItem class];
if (mapItemClass && [mapItemClass respondsToSelector:@selector(openMapsWithItems:launchOptions:)])
{
// Create...
Count the number of occurrences of a string in a VARCHAR field?
...wesome, just what I needed! But note, that LENGTH() is not multi-byte safe and you might run into strange errors. Use CHAR_LENGTH() instead:)
– nico gawenda
Apr 29 '13 at 23:28
1
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Why is subtracting these two times (in 1927) giving a strange result?
...ng program, which parses two date strings referencing times 1 second apart and compares them:
10 Answers
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What is the meaning of id?
I am (trying to) learn Objective-C and I keep coming across a phrase like:
5 Answers
5...
What is the meaning of “vnd” in MIME types?
Reading up on content providers, I keep wondering why both the category and type of Android MIME types are prefixed with vnd. For example:
...
Lock Escalation - What's happening here?
... a column) in SQL Server 2008, I clicked the Generate Change Script button and I noticed that the change script it generated drops the column, says "go" and then runs an additional ALTER TABLE statement that appears to set the lock escalation for the table to "TABLE". Example:
...
Batch file to copy directories recursively
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Look into xcopy, which will recursively copy files and subdirectories.
There are examples, 2/3 down the page. Of particular use is:
To copy all the files and subdirectories (including any empty subdirectories) from drive A to drive B, type:
xcopy a: b: /s /e
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One-liner to recursively list directories in Ruby?
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What about hidden files and directories?
– alediaferia
Aug 30 '12 at 10:20
6
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Removing event listener which was added with bind
...
Although what @machineghost said was true, that events are added and removed the same way, the missing part of the equation was this:
A new function reference is created after .bind() is called!
See Does bind() change the function reference? | How to set permanently?
So, to add or r...