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Collection was modified; enumeration operation may not execute
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Trim spaces from end of a NSString
I need to remove spaces from the end of a string. How can I do that?
Example: if string is "Hello " it must become "Hello"
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Two-way encryption: I need to store passwords that can be retrieved
I am creating an application that will store passwords, which the user can retrieve and see. The passwords are for a hardware device, so checking against hashes are out of the question.
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Apple Mach-O Linker Error when compiling for device
I've just upgraded to xcode 4.0 and I can no longer deploy to iPhone, I get a Apple Mach-O Linker Error, it still works for the simulator though.
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How to move/rename a file using an Ansible task on a remote system
How is it possible to move/rename a file/directory using an Ansible module on a remote system? I don't want to use the command/shell tasks and I don't want to copy the file from the local system to the remote system.
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How to check if an appSettings key exists?
How do I check to see if an Application Setting is available?
9 Answers
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Convert seconds value to hours minutes seconds?
...e of seconds (in a BigDecimal variable) to a string in an editText like "1 hour 22 minutes 33 seconds" or something of the kind.
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Get top 1 row of each group
I have a table which I want to get the latest entry for each group. Here's the table:
20 Answers
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Where should I put the log4j.properties file?
I wrote a web service project using netbeans 6.7.1 with glassfish v2.1, put log4j.properties to the root dir of project and use:
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How to get object size in memory? [duplicate]
...need to know how much bytes my object consumes in memory (in C#). for example how much my Hashtable , or SortedList , or List<String> .
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