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Going to a specific line number using Less in Unix
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... and don't hit enter after g, or you will jump one further line.
– HongboZhu
Jan 14 at 11:28
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Streaming video from Android camera to server
I've seen plenty of info about how to stream video from the server to an android device, but not much about the other way, ala Qik. Could someone point me in the right direction here, or give me some advice on how to approach this?
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Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
14 Answers
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How does a public key verify a signature?
...m trying to get a better grapple on how public/private keys work. I understand that a sender may add a digital signature to a document using his/her private key to essentially obtain a hash of the document, but what I do not understand is how the public key can be used to verify that signature.
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Why do indexes in XPath start with 1 and not 0?
Some colleagues and I were comparing past languages we had programmed in and were talking about our experience with VBScript with its odd features such as 1-based index instead of 0-based indexes like almost every other language has, the reasoning being that it was a language for users (e.g....
How to choose an AES encryption mode (CBC ECB CTR OCB CFB)?
...used if encrypting more than one block of data with the same key.
CBC, OFB and CFB are similar, however OFB/CFB is better because you only need encryption and not decryption, which can save code space.
CTR is used if you want good parallelization (ie. speed), instead of CBC/OFB/CFB.
XTS mode is the ...
What's a correct and good way to implement __hash__()?
What's a correct and good way to implement __hash__() ?
6 Answers
6
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How to link Docker services across hosts?
...allows servers from multiple containers to connect to each other via links and service discovery . However, from what I can see this service discovery is host-local. I would like to implement a service that uses other services hosted on a different machine.
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java.net.UnknownHostException: Invalid hostname for server: local
... answered Jun 26 '11 at 13:37
André LaszloAndré Laszlo
13.5k22 gold badges5757 silver badges7272 bronze badges
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Using HTML5/JavaScript to generate and save a file
I've been fiddling with WebGL lately, and have gotten a Collada reader working. Problem is it's pretty slow (Collada is a very verbose format), so I'm going to start converting files to a easier to use format (probably JSON). I already have the code to parse the file in JavaScript, so I may as well ...