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NULL vs nil in Objective-C
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nil should only be used in place of an id, what we Java and C++ programmers would think of as a pointer to an object. Use NULL for non-object pointers.
Look at the declaration of that method:
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object
change:(NSDi...
Putting license in each code file? [closed]
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It's reasonable and sensible to identify which license each source file was released under, because the file might be separated from the rest of the code (reuse - encouraged, in general, by Open Source), and if the file contains no informati...
getting the screen density programmatically in android?
How to get the screen density programmatically in android?
19 Answers
19
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Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign
I make an outer join and executed successfully in the informix database but I get the following exception in my code:
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How to set target hosts in Fabric file
I want to use Fabric to deploy my web app code to development, staging and production servers. My fabfile:
15 Answers
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Java: splitting a comma-separated string but ignoring commas in quotes
...otedString'
" )* "+ // end group 1 and repeat it zero or more times
" %s* "+ // match 'otherThanQuote'
" $ "+ // match the end of the string
") ...
SQLite with encryption/password protection
I'm just learning to use SQLite and I was curious if such is possible:
9 Answers
9
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How to determine whether code is running in DEBUG / RELEASE build?
...debug to ensure that DEBUG is being set - do this by selecting the project and clicking on the build settings tab. Search for DEBUG and look to see if indeed DEBUG is being set.
Pay attention though. You may see DEBUG changed to another variable name such as DEBUG_MODE.
then conditionally code ...
Can vim monitor realtime changes to a file
...it in vim. I know I can read an opened file use tail -f sample.xml file, and when new content is written to the file, it'll also write the new content to my screen. Can I have vim automatically fill the new data when a file is updated?
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How to disable the application pool idle time-out in IIS7?
...IS7 Application Pool Idle Time-out Settings
Brad Kingsley is the founder and CEO of OrcsWeb who are a fairly well known, respected and trusted Microsoft hoster and Gold Partner.
Then there's also the empirical evidence of the fact that it "just works".
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