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validation custom message for rails 3
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How do I remove the :title from the error message above? Above displays as "Title Story title is required". I want "Story title is required." Thanks.
– datauser
Oct 6 '11 at 6:37
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What is the purpose of double curly braces in React's JSX syntax?
From the react.js tutorial we see this usage of double curly braces:
7 Answers
7
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How to make completely transparent navigation bar in iOS 7
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From this answer
[self.navigationController.navigationBar setBackgroundImage:[UIImage new]
forBarMetrics:UIBarMetricsDefault];
self.navigationController.navigationBar.shadowImage = [UIImage new];
self.na...
Output array to CSV in Ruby
...er opaque looking back at it. :) It's basically extracting certain columns from the original census table into a subset.
– tamouse
Nov 13 '13 at 16:46
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Remote origin already exists on 'git push' to a new repository
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"git remote rm origin" didn't work from me, if it doesn't work for you try to check with "git remote -v" this will show you if your origin has a url set, if it doesn't likely you did the init locally and are trying to push it remote, and made a misstep like me...
How do I refresh the page in ASP.NET? (Let it reload itself by code)
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Please see the answer from @gaurav below for a good way to do this in .NET using Server.TransferRequest.
– sfarbota
Jun 2 '15 at 8:28
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QString to char* conversion
...ng str = my_qstring.toStdString();
const char* p = str.c_str();
It's far from optimal, but will do the work.
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How do I check if a directory exists? “is_dir”, “file_exists” or both?
...k both. There might be a regular file named 'foo', which would prevent you from creating a directory name 'foo'.
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How to search a Git repository by commit message?
...way. The git-ready reflog article may be of help.
To recover your commit from the reflog: do a git checkout of the commit you found (and optionally make a new branch or tag of it for reference)
git checkout 77b1f718d19e5cf46e2fab8405a9a0859c9c2889
# alternative, using reflog (see git-ready link p...
Why C# fails to compare two object types with each other but VB doesn't?
...g Option Strict Off is a bad idea: I’ve used VB.NET for almost a decade, from before .NET’s official release until a few years ago, and I’ve absolutely no idea what a = b does with Option Strict Off. It does some kind of equality comparison, but what exactly happens and why, no idea. It’s mo...