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How to create a protocol with methods that are optional?
I noticed methods marked optional in several protocols defined in the iPhone SDK, such as the UIActionSheetDelegate protocol for example.
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What are the differences between ipython and bpython?
What does ipython have that bpython lacks and vice versa? How do the two differ?
2 Answers
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Grep regex NOT containing string
I am passing a list of regex patterns to grep to check against a syslog file. They are usually matching an IP address and log entry;
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Generating a list of which files changed between hg versions
I want to generate a list of which files changed between two revisions in a given directory in Mercurial.
2 Answers
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What does iota of std::iota stand for?
I'm assuming the "i" is increment and the "a" is assign, but I could not figure out or find the answer. Also, it looks very similar to the non-standard itoa which I think is confusing.
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TSQL - Cast string to integer or return default value
Is there a way in T-SQL to cast an nvarchar to int and return a default value or NULL if the conversion fails?
8 Answers
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How to open files relative to home directory
The following fails with Errno::ENOENT: No such file or directory , even if the file exists:
4 Answers
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How do you determine the size of a file in C?
How can I figure out the size of a file, in bytes?
14 Answers
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How to compare two Dates without the time portion?
I would like to have a compareTo method that ignores the time portion of a java.util.Date. I guess there are a number of ways to solve this. What's the simplest way?
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