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Rails - How to use a Helper Inside a Controller
...realize you are supposed to use a helper inside a view, I need a helper in my controller as I'm building a JSON object to return.
...
A connection was successfully established with the server, but then an error occurred during the pre
...d Project.
3) Reset IIS
4) Run the project again.
Basically that solved my problem, but in my case i was not getting this error and suddenly my local environment starts giving me above error, so may be that trick work for me.
...
Find Java classes implementing an interface [duplicate]
...rary. You can use reflection, but ASM turned out to perform better.
I put my package in an open source library I have on my web site. The library is here: http://software.clapper.org/javautil/. You want to start with the with ClassFinder class.
The utility I wrote it for is an RSS reader that I st...
Why do std::shared_ptr work
...{
delete static_cast<T*>(p);
}
template <typename T>
class my_unique_ptr {
std::function< void (void*) > deleter;
T * p;
template <typename U>
my_unique_ptr( U * p, std::function< void(void*) > deleter = &delete_deleter<U> )
: p(p), deleter(d...
How do you get the footer to stay at the bottom of a Web page?
...e 2-column layout with a footer that clears both the right and left div in my markup. My problem is that I can't get the footer to stay at the bottom of the page in all browsers. It works if the content pushes the footer down, but that's not always the case.
...
Is there a good reason to use upper case for SQL keywords? [closed]
...eate something, like a new stored procedure. But then, I felt terrible for my baby (5th) finger, that always needs to hold down the Shift button, so I stopped using upper case. Any reason why I should go back to upper case?
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Print array elements on separate lines in Bash?
...
Try doing this :
$ printf '%s\n' "${my_array[@]}"
The difference between $@ and $*:
Unquoted, the results are unspecified. In Bash, both expand to separate args
and then wordsplit and globbed.
Quoted, "$@" expands each element as a separate argument, while ...
python: SyntaxError: EOL while scanning string literal
...
In my situation, I had \r\n in my single-quoted dictionary strings. I replaced all instances of \r with \\r and \n with \\n and it fixed my issue, properly returning escaped line breaks in the eval'ed dict.
ast.literal_eval(my_...
What is the best way to force yourself to master vi? [closed]
...n't even think about what keys to press to search or navigate or save. And my hands never leave the keyboard. To use Vim is one of the best choices I've made in my programming career.
share
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improv...
Should I use SVN or Git? [closed]
...e version of MSysGit, and tell TortoiseGit where to find it. I just moved my big svn repo over to git today because svn's poor renaming support finally made me mad enough.
– We Are All Monica
Sep 24 '10 at 19:37
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