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Scroll Automatically to the Bottom of the Page

... list of questions. When I click on the first question, it should automatically take me to the bottom of the page. 23 Answ...
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How do I strip non alphanumeric characters from a string and keep spaces?

I want to create a regex that removes all non-alphanumber characters but keeps spaces. This is to clean search input before it hits the db. Here's what I have so far: ...
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Changing Vim indentation behavior by file type

...h a width of 2 characters for indenting (the noexpandtab option is set globally elsewhere in my configuration). This is described here: http://vimdoc.sourceforge.net/htmldoc/usr_05.html#05.4, scroll down to the section on filetype plugins. ...
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Understanding MongoDB BSON Document size limit

... First off, this actually is being raised in the next version to 8MB or 16MB ... but I think to put this into perspective, Eliot from 10gen (who developed MongoDB) puts it best: EDIT: The size has been officially 'raised' to 16MB So, on your...
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Should I index a bit field in SQL Server?

...ng a field with low cardinality (a low number of distinct values) is not really worth doing. I admit I don't know enough about how indexes work to understand why that is. ...
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How to create a multi-tenant database with shared table structures?

Our software currently runs on MySQL. The data of all tenants is stored in the same schema. Since we are using Ruby on Rails we can easily determine which data belongs to which tenant. However there are some companies of course who fear that their data might be compromised, so we are evaluating othe...
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Find out what process registered a global hotkey? (Windows API)

...is compilable in Delphi 2007 with a couple of tweaks. It's a DLL with a call to SetWindowsHookEx that passes through a callback function, which can then intercept key strokes: In this case, it's tinkering with them for fun, changing left cursor to right, etc. A simple app then calls the DLL and re...
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How do I launch the Android emulator from the command line?

...h it, but you don't have any AVDs created and have to use command line for all the actions. You have to do the following. Create a new virtual device (AVD) for the platform you need. If you have to use command line for creating your AVD, you can call android create avd -n <name> -t <targe...
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How to work with Git branches and Rails migrations

...s and many of them include db migrations. We try to be careful but occasionally some piece of code in master asks for a column that got removed/renamed in another branch. ...
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Uploading Files in ASP.net without using the FileUpload server control

... while using it to upload multiple files, it returns same file name for all files and hence save the first file n number of times. Any idea how to get over it? – sohaiby Apr 29 '15 at 9:12 ...