I ran into a merge conflict when a branch had changed a file and I was merging in another branch where the file had been deleted and placed in gitignore. Some suggestions on handling this here: fetch – Force git to overwrite local files on pull. – Stack Overflow I used: git checkout <your-branch> -f I …
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Using to_f has the problem of returning 0.0 for invalid strings. So for a project I needed to know if a string was a valid float or not and came across this helpful page: ruby on rails – Determine if a string is a valid float value – Stack Overflow. My favorite option was this: …
I found myself looking through the code for activerecord-sqlserver-adapter and noticed a new mode called “dblib”. It turns out this mode can be used when using the tiny_tds gem along with FreeTDS to avoid using ODBC altogether. I decided to try it out on a project and have found it to work very well so far. The …
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Despite ample documentation to the contrary I was surprised to learn that by default ruby matches w to all unicode characters. This lead to some strange results in one of my apps where unicode quotes were present and matching w. I found the solution is to use /w+/n to specify the n kcode rather than …
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I ran into an error when trying to save an object in flash between Rails actions. I’m still not sure why marshal data too short happened as the session storage is mysql using the text type which should be 64kb. I can’t imagine the object taking more size than that but it would be worth …
I had a client using postfixadmin but no one knew the password. Simple enough to go into the db to reset: dovecotpw -s MD5-CRYPT -p password | sed ‘s/{MD5-CRYPT}//’ Then in the database: update admin set password=’CRYPTED PASSWORD” where username=’USERNAME’; I found how to do this here: SourceForge.net: Postfix Admin: Topic: Postfixadmin mysql password storage …
I’ve decided to expand this post a bit as I’ve run into a lot more problems. I think I will try evaluating XCP 1.0. Hard to imagine it being worse than Xen on Debian.
It was pretty easy. At it’s most basic: ffpeg -i infile -f webm outfile.webm Some resources to get fancier:
I am not at all happy with the state of GNU/Linux twitter clients. It seems this is all too common in the open source world, too many people working on different products, none of which end up being very good. I’ve counted 10 native GNU/Linux clients (not counting Adobe Air) and not one of them …
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I’ve begun using devise for authentication for my various Ruby on Rails applications. It is based on warden which seems a sensible choice. There is also a fairly large community and active development. Devise plays nice with authorization libraries such as CanCan and can be integrated with OmniAuth for oauth/oauth2 authentication. I’ve run into a …
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