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Can't subtract offset-naive and offset-aware datetimes

...e you tried to remove the timezone awareness? from http://pytz.sourceforge.net/ naive = dt.replace(tzinfo=None) may have to add time zone conversion as well. edit: Please be aware the age of this answer. An answer involving ADDing the timezone info instead of removing it in python 3 is below. https...
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How can I find unused images and CSS styles in a website? [closed]

...ite. Version 3.01 should could work with newer versions of Firefox. http://www.brothercake.com/dustmeselectors/ And here's another option: https://addons.mozilla.org/en-US/firefox/addon/css-usage/ share | ...
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Verify a certificate chain using openssl verify

...ck' 0 serve() { kick PID= openssl s_server -key "$KEY" -cert "$CRT" "$@" -www & PID=$! sleep .5 # give it time to startup } check() { while read -r line do case "$line" in 'Verify return code: 0 (ok)') return 0;; 'Verify return code: '*) return 1;; # *) echo "::: $line :...
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Can you pass parameters to an AngularJS controller on creation?

...n always write your own directive. So here is what I got: http://jsfiddle.net/goliney/89bLj/ Javasript: var app = angular.module('myApp', []); app.directive('initData', function($parse) { return function(scope, element, attrs) { //modify scope var model = $parse(attrs.initData...
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How do you Encrypt and Decrypt a PHP String?

..., against the conventional wisdom of every cryptography expert on the Internet, these are the steps you would have to take. Encryption: Encrypt using AES in CTR mode. You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are str...
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Easiest way to activate PHP and MySQL on Mac OS 10.6 (Snow Leopard), 10.7 (Lion), 10.8 (Mountain Lio

... I would agree with Benjamin, either install MAMP or MacPorts (http://www.macports.org/). Keeping your PHP install separate is simpler and avoids messing up the core PHP install if you make any mistakes! MacPorts is a bit better for installing other software, such as ImageMagick. See a full li...
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Clear icon inside input text

...ote buttons). I hope it looks ok in your browser; check it out at jsfiddle.net/7PnKS – mrBorna Sep 1 '11 at 18:29 ...
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How do I remove background-image in css?

...ages setting "none" will only create a new layer and hide nothing. http://www.css3.info/preview/multiple-backgrounds/ http://www.w3.org/TR/css3-background/#backgrounds I have not found a solution yet... share | ...
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How to show math equations in general github's markdown(not github's blog)

...lp you find them. given the following markdown syntax ![equation](http://www.sciweavers.org/tex2img.php?eq=1%2Bsin%28mc%5E2%29&bc=White&fc=Black&im=jpg&fs=12&ff=arev&edit=) it will display the following image equation http://www.sciweavers.org/tex2img.php?eq=1%2Bsin%28mc...
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Is it OK to use == on enums in Java?

... for any two enums that are the same, == will be true. Reference: http://www.ajaxonomy.com/2007/java/making-the-most-of-java-50-enum-tricks (couldn't find anything in the Sun docs) share | improv...