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How to make a HTML Page in A4 paper size page(s)?
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Ages ago, in November 2005, AlistApart.com published an article on how they published a book using nothing but HTML and CSS. See: http://alistapart.com/article/boom
Here's an excerpt of that article:
CSS2 has a notion of paged media (think sheets of paper), a...
Converting PKCS#12 certificate into PEM using OpenSSL
...t newfile.pem
If you need to input the PKCS#12 password directly from the command line (e.g. a script), just add -passin pass:${PASSWORD}:
openssl pkcs12 -in path.p12 -out newfile.crt.pem -clcerts -nokeys -passin 'pass:P@s5w0rD'
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]
...et connections and what server resources would this consume? The answer is complicated by several factors, but 1,000,000 simultaneous active socket connections is possible for a properly sized system (lots of CPU, RAM and fast networking) and with a tuned server system and optimized server software....
How to check if a String contains another String in a case insensitive manner in Java?
...ern with the CASE_INSENSITIVE flag for case insensitive matching:
Pattern.compile(Pattern.quote(wantedStr), Pattern.CASE_INSENSITIVE).matcher(source).find();
EDIT: If s2 contains regex special characters (of which there are many) it's important to quote it first. I've corrected my answer since i...
Timer & TimerTask versus Thread + sleep in Java
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Setting up a JavaScript variable from Spring model by using Thymeleaf
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How to compare two colors for similarity/difference
...'s article on Color Difference for the right leads.
Basically, you want to compute a distance metric in some multidimensional colorspace.
But RGB is not "perceptually uniform", so your Euclidean RGB distance metric suggested by Vadim will not match the human-perceived distance between colors. For a...
How do you add an in-app purchase to an iOS application?
...r is written in Objective-C
App Store Connect
Go to appstoreconnect.apple.com and log in
Click My Apps then click the app you want do add the purchase to
Click the Features header, and then select In-App Purchases on the left
Click the + icon in the middle
For this tutorial, we are going to be addi...
Are there any coding standards for JavaScript? [closed]
... Google also has a style guide: google-styleguide.googlecode.com/svn/trunk/javascriptguide.xml
– aug
Oct 11 '13 at 9:03
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