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Any reason not to start using the HTML 5 doctype? [closed]

... Well consider this: When serving as text/html, all you need a doctype for is to trigger standards mode. Beyond that, the doctype does nothing as far as browsers are concerned. When serving as text/html, whether you use XHTML markup or HTML markup, it's treated by browser...
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How do you find the disk size of a Postgres / PostgreSQL table and its indexes

... and index size in terms of bytes/MB/GB/etc , or even better the size for all tables. In Oracle I had a nasty long query that looked at user_lobs and user_segments to give back an answer. ...
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Find and replace with sed in directory and sub directories

I run this command to find and replace all occurrences of 'apple' with 'orange' in all files in root of my site: 7 Answers ...
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What does tree-ish mean in Git?

...-------------------------------------------------- Identifiers #1-14 are all "commit-ish", because they all lead to commits, but because commits also point to directory trees, they all ultimately lead to (sub)directory tree objects, and can therefore also be used as "tree-ish". #15 can also be us...
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Placement of the asterisk in pointer declarations

I've recently decided that I just have to finally learn C/C++, and there is one thing I do not really understand about pointers or more precisely, their definition. ...
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Pull new updates from original GitHub repository into forked GitHub repository

.... Still it's weird that my changes will be always on top (last), while actually they were made before. The solution I posted before looks better (still nontrivial too). The problem is that commit hashes changes (obviously, since there's a new parent) and generates a lot of noise inside github when i...
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Xcode 6 - How to pick signing certificate/provisioning profile for Ad-Hoc distribution?

...sue, resolved using command line "xcodebuild" tool script, which is preinstalled with Xcode 6 (didn't need to re-install Xcode 5). http://www.thecave.com/2014/09/16/using-xcodebuild-to-export-a-ipa-from-an-archive/ Script in terminal: xcodebuild -exportArchive -archivePath $projectname.xcarchive ...
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Refresh image with a new one at the same url

... + new Date().getTime(); This will append the current timestamp automatically when you are creating the image, and it will make the browser look again for the image instead of retrieving the one in the cache. share ...
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Lodash - difference between .extend() / .assign() and .merge()

...d try to map child object properties from source to destination. So essentially we merge object hierarchy from source to destination. While for extend/assign, it's simple one level copy of properties from source to destination. Here's simple JSBin that would make this crystal clear: http://jsbin.co...
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How to select the first element in the dropdown using jquery?

I want to know how to select the first option in all select tags on my page using jquery. 9 Answers ...