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Ruby on Rails: How do I add placeholder text to a f.text_field?
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With rails >= 3.0, you can simply use the placeholder option.
f.text_field :attr, placeholde...
PUT vs. POST in REST
According to the HTTP/1.1 Spec:
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Is there a Unix utility to prepend timestamps to stdin?
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git ignore all files of a certain type, except those in a specific subfolder
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What is the format specifier for unsigned short int?
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156
Try using the "%h" modifier:
scanf("%hu", &length);
^
ISO/IEC 9899:201x - 7....
Install parent POM without building Child modules
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Use the '-N' option in the mvn command.
From mvn -h:
-N,--non-recursive ...
How to install ia32-libs in Ubuntu 14.04 LTS (Trusty Tahr)
I installed Ubuntu 14.04 (Trusty Tahr) yesterday. Everything seems OK. But when I tried to compile some C code, I encounter the following error. The error seems to be due to the OS lacking the 32-bit architecture support. The error output is as following:
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Java using enum with switch statement
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The part you're missing is converting from the integer to the type-safe enum. Java will not d...
Correctly determine if date string is a valid date in that format
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