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How does SSL really work?

...ings they are allowed to sign (other certificates), and their public key. Now if I have a copy of that Verisign certificate, I can use that to validate the signature on the server certificate for the website I want to visit. Easy, right?! Well, not so fast. I had to get the Verisign certificate fr...
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Styling text input caret

... In CSS3, there is now a native way to do this, without any of the hacks suggested in the existing answers: the caret-color property. There are a lot of things you can do to with the caret, as seen below. It can even be animated. /* Keyword v...
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displayname attribute vs display attribute

... Good to know! Was about to implement a custom attribute to load the display value from the .resx file, then happened on this question. Display attribute is the way to go when developing localized applications. – ...
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What's the optimum way of storing an NSDate in NSUserDefaults?

... For the record - 32 bit floats have only 24 bits for accuracy, so 1970 to now is 40 years, which is 40*365*86400 seconds, and (40 * 365 * 86 400) / (2 ** 24) = 75second error. Double precision is what a DateTime interval, and its RAW precision is now better than a millionth of a second. ...
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Get pandas.read_csv to read empty values as empty string instead of nan

... Documentation for read_csv now offers both na_values (list or dict indexed by columns) and keep_default_na (bool). The keep_default_na value indicates whether pandas' default NA values should be replaced or appended to. The OP's code doesn't work curre...
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ADB No Devices Found

..., and Google USB Driver. I have checked the setting on my Nexus 10 for "Unknown Sources". 42 Answers ...
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Error: Cannot access file bin/Debug/… because it is being used by another process

...em there. I also haven't yet tried reproducing it on VS 2012 RC. I don't know if it's been fixed there yet or not. But my experience so far has been that it still manages to pop up even after Microsoft has claimed to have fixed it. It's still there in VS 2010 SP1. I'm not saying their programmers a...
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Automatic prune with Git fetch or pull

If someone deleted a remote branch because the work is over and I don't know, I won't do a git fetch --prune and eventually I will push back the deleted branch. ...
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Why escape_javascript before rendering a partial?

... generated javascript will look like this: $("#reviews").append("..."); Now let's examine the ruby part inside the <%= ... %>. What does render(:partial => @review) do? It is rendering a partial - which means that it could be rendering any kind of code - html, css ... or even more javasc...
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How to read multiple text files into a single RDD?

... @femibyte I don't think so, though I don't know why you would want to know the file name in any situation other than for wholeTextFiles. What is your use case? I can think of a workaround provided you use the same number of partitions as files ... ...