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What is the reason for a red exclamation mark next to my project in Eclipse?
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There is a Problems view (try Window->Show View) which shows this kind of thing.
It's usually missing Jars (eg your project configuration references a jar that isn't there), and that kind of thing, in the case of JDT, but obviously these days Eclipse can...
Get the current user, within an ApiController action, without passing the userID as a parameter
How do we get the current user, within an secure ApiController action, without passing the userName or userId as a parameter?
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Java: splitting a comma-separated string but ignoring commas in quotes
... According to RFC 4180: Sec 2.6: "Fields containing line breaks (CRLF), double quotes, and commas should be enclosed in double-quotes." Sec 2.7: "If double-quotes are used to enclose fields, then a double-quote appearing inside a field must be escaped by preceding it with another double quote" ...
String is immutable. What exactly is the meaning? [duplicate]
... String object in order to modify it, creates new String object. So, where do these String objects go? Well, these exist in memory, and one of the key goals of any programming language is to make efficient use of memory.
As applications grow, it's very common for String literals to occupy large are...
HEAD and ORIG_HEAD in Git
What do these symbols refer to and what do they mean?
4 Answers
4
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Maximum number of records in a MySQL database table
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mysql int types can do quite a few rows: http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html
unsigned int largest value is 4,294,967,295
unsigned bigint largest value is 18,446,744,073,709,551,615
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Why is there no std::stou?
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Do you know why the C++ Committee decided to go for such a C-ish approach? Something like boost::lexical_cast<>() seems like a more C++ way of doing things.
– Paul Manta
Jan 3 '12 ...
Is there a “goto” statement in bash?
...he Bash Reference Manual for information about the control structures that do exist. In particular, note the mention of break and continue, which aren't as flexible as goto, but are more flexible in Bash than in some languages, and may help you achieve what you want. (Whatever it is that you want . ...
gitignore all files of extension in directory
...suggests that if you put a .gitignore with *.js in /public/static, it will do what you want.
Note: make sure to also check out Joeys' answer below: if you want to ignore files in a specific subdirectory, then a local .gitignore is the right solution (locality is good). However if you need the same ...
When would you use a List instead of a Dictionary?
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When you don't need fast lookups on key - maintaining the hashtable used by Dictionary has a certain overhead.
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