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What is the PostgreSQL equivalent for ISNULL()
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edited Jan 14 '12 at 2:28
Erwin Brandstetter
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List files recursively in Linux CLI with path relative to the current directory
...nd for that matter you can leave out the '.'
– Adam Mitz
Oct 29 '08 at 6:01
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For absolute paths,...
Convert string with comma to integer
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Thanks for your answer. It's way much better than mine. In fact i was hoping there would be one call instead of two. like: "1,112".to_money. After reviewing the answers, it's likely there's no such method. Anyway, thanks so much!
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how to remove the dotted line around the clicked a element in html
...a link in the page which does not link to a new page,then when user click it,there will be a dotted line around the element,it will only disappear when user click anything else in the page,how to remove this?
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I want to delete all bin and obj folders to force all projects to rebuild everything
I work with multiple projects, and I want to recursively delete all folders with the name 'bin' or 'obj' that way I am sure that all projects will rebuild everything (sometimes it's the only way to force Visual Studio to forget all about previous builds).
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How to save an HTML5 Canvas as an image on a server?
...here I would like to allow users to save the resulting images from an algorithm. The general idea is:
8 Answers
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Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
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How to correctly close a feature branch in Mercurial?
... back to the default branch and close feature-x in order to get rid of it in the output of hg branches .
4 Answers
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General suggestions for debugging in R
...oblem...if you can't do that, then you need to get more information (e.g. with logging). Once you can reproduce it, you need to reduce it down to the source.
Rather than a "trick", I would say that I have a favorite debugging routine:
When an error occurs, the first thing that I usually do is ...
Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'
I have Windows 7 32-bit. I installed the latest Node.js 32 bit.
When I try to run the command npm install jquery , I receive the error:
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