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ActiveRecord OR query

...here(t[:author].eq("Someone").or(t[:title].matches("%something%"))).to_sql SELECT "posts".* FROM "posts" WHERE (("posts"."author" = 'Someone' OR "posts"."title" LIKE '%something%')) share | ...
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How to convert all text to lowercase in Vim

...ggVGu Explanation: gg - goes to first line of text V - turns on Visual selection, in line mode G - goes to end of file (at the moment you have whole text selected) u - lowercase selected area share | ...
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How to stop Eclipse formatter from placing all enums on one line

...indow > Preferences > Java > Code Style > Formatter Click Edit Select the Line Wrapping tab Select the enum declaration treenode Set Line wrapping policy to Wrap all elements, every element on a new line (...) so it now says 3 of 3 in the parenthesis. Uncheck Force split, even if line sh...
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File tree view in Notepad++

...tepad++ toolbar Plugins > Plugin Manager > Show Plugin Manager. Then select the Explorer plugin and click the Install button. share | improve this answer | follow ...
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How does Google's Page Speed lossless image compression work?

...om build tool which compresses images with both optipng and pngcrush, then selects the smaller file. Still, Page Speed complains about non-optimal images. So which tool do they really use? – user123444555621 Sep 10 '12 at 7:42 ...
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getting type T from IEnumerable

... t.GetGenericTypeDefinition() == typeof(IEnumerable<>)) .Select(t => t.GetGenericArguments()[0]); } Some objects implement more than one generic IEnumerable so it is necessary to return an enumeration of them. Edit: Although, I have to say, it's a terrible idea for a class to...
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Add UIPickerView & a Button in Action sheet - How?

...cause I can reuse it between 5 or 6 different screens where I all users to select from a list of options. Create a new UITableViewController subclass, SimpleTableViewController. Create a UITableViewController in your storyboard (embedded in a navigation controller) and set its custom class to Simp...
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How to check which locks are held on a table

...pful to you. You can check which statements are blocked by running this: select cmd,* from sys.sysprocesses where blocked > 0 It will also tell you what each block is waiting on. So you can trace that all the way up to see which statement caused the first block that caused the other blocks. ...
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jQuery to serialize only elements within a div

... Wouldn't $("#divId").find("select, textarea, input").serialize(); yeild better performance? I imagine the above could get slow if the div had lots of elements, like a table with several rows/columns. – David Murdoch ...
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Changing variable names in Vim

...this will bring you to the scope begin. Press V - will turn on Visual Line selection. Press % - will jump to the opposite } thus will select the whole scope. Press :s/ - start of the substitute command. <C-R>/ - will insert pattern that match variable name (that name you were on before pressin...