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What's the difference between streams and datagrams in network programming?

...the call, the other answers, you say hello to each other (SYN/ACK in TCP), and then you exchange information. Once you are done, you say goodbye (FIN/ACK in TCP). If one side doesn't hear a goodbye, they will usually call the other back since this is an unexpected event; usually the client will re...
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Save modifications in place with awk

I am learning awk and I would like to know if there is an option to write changes to file, similar to sed where I would use -i option to save modifications to a file. ...
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Is the size of C “int” 2 bytes or 4 bytes?

... sizeof(int) can be any value from 1. A byte is not required to be 8 bits and some machines don't have a 8 bit addressable unit (which basically is the definition of a byte in the standard). The answer is not correct without further information. – too honest for this site ...
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How do I ignore the initial load when watching model changes in AngularJS?

... set a flag just before the initial load, var initializing = true and then when the first $watch fires, do $scope.$watch('fieldcontainer', function() { if (initializing) { $timeout(function() { initializing = false; }); } else { // do whatever you were going to do } }); Th...
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Sorting an array of objects by property values

I've got the following objects using AJAX and stored them in an array: 30 Answers 30 ...
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Could not execute editor

...have to modify multiple commit messages, but it has happened once or twice and I don't ever remember seeing this. I hope someone else has. When I git rebase -i HEAD~7 , the expected list opens in vi exactly as expected. I change the pick values to edit where appropriate and then :wq . ...
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How much space can your BitBucket account have?

I created a BitBucket account today, and I love the fact that they allow you to have unlimited public/private repositories. However, I didn't find the size limit of your account? Does anyone know where to find it? Github offered 300mb if I remember correctly. ...
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tmux: How to join two tmux windows into one, as panes?

I have two tmux windows, with a single pane in each, and I would like to join these two panes together into a single window as a horizontal split panes. How could I do that? ...
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f

...n once off practice apps. Naming collisions can be very hard to track down and you don't want to waste the time. Another possible reason for this error: when copying & pasting elements from one controller into another, Xcode somehow keeps that link to the original controller, even after editin...
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$(document).ready equivalent without jQuery

... There is a standards based replacement,DOMContentLoaded that is supported by over 98% of browsers, though not IE8: document.addEventListener("DOMContentLoaded", function(event) { //do work }); jQuery's native function is much more c...