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Confused about stdin, stdout and stderr?

...se the same library functions and interfaces (printf, scanf, read, write, select, etc.) without worrying about whether the I/O stream is connected to a keyboard, a disk file, a socket, a pipe, or some other I/O abstraction. Most programs need to read input, write output, and log errors, so stdi...
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Can an angular directive pass arguments to functions in expressions specified in the directive's att

...ve.html' }; }) In directive template use it in following way: <select ng-change="myFunction(selectedAmount)"> And then when you use the directive, pass the function like this: <data-my-directive data-my-function="setSelectedAmount"> </data-my-directive> You pass t...
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How can I use if/else in a dictionary comprehension?

...ry for further processing like validation, or editing which we must return selected data from file back to entry widgets, etc. The first round using traditional coding (8 lines): entries = {'name': 'Material Name', 'maxt': 'Max Working Temperature', 'ther': {100: 1.1, 200: 1.2}} a_dic, b_dic = {}, ...
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Linq order by boolean

... = from d in data orderby d.x, d.y select d; foreach (var result in query) { Console.WriteLine(result); } } } share | ...
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Track all remote git branches as local branches

...it branch --set-upstream-to $remote/$brname $brname; done it will only select upstream branches from the remote you specify in the remote variable (it can be 'origin' or whatever name you have set for one of the remotes of your current Git repo). it will extract the name of the branch: origin/a/...
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Go to back directory browsing after opening file in vim

...and press Enter, it does not work; if i open vim, then :e <dirname>, select file and Enter, it works. In both cases :buffers shows only one buffer. I'm not sure why it is so. – mcmlxxxvi Feb 5 '16 at 15:45 ...
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What is the performance cost of having a virtual method in a C++ class?

..."type(-identifying) number" in the objects and using a switch statement to select the type-specific code. This avoids function call overhead completely - just doing a local jump. There is a potential cost to maintainability, recompilation dependencies etc through the forced localisation (in the sw...
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Remove large .pack file created by git

...ter the merge that you want to keep, it would be best to rebase master and selectively include commits that you want: git checkout master git log # Find the commit hash just before the merge git rebase -i <commit hash> In your editor, remove lines that correspond to the commits that added t...
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How do I check if an element is hidden in jQuery?

...lgorithm recommended in the jQuery FAQ. We use jQuery's is() to check the selected element with another element, selector or any jQuery object. This method traverses along the DOM elements to find a match, which satisfies the passed parameter. It will return true if there is a match, otherwise retu...
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How to amend several commits in Git to change author

...n't ask an extra confirmation when you use git rebase -i, you can manually select the commits where to change the author, the file you edit will look like this: pick 897fe9e simplify code a little pick abb60f9 add new feature exec git commit --amend --author 'Author Name <author.name@mail.com...