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How is TeamViewer so fast?
...ant to transmit static images but only changes to the images, which essentially is analogous to video stream.
My best guess is some very efficient (and heavily specialized and optimized) motion compensation algorithm, because most of the actual change in generic desktop usage is linear movement of ...
Why is Node.js single threaded? [closed]
...rvers every client request is instantiated on a new thread. But in Node.js all the clients run on the same thread (they can even share the same variables!) I understand that I/O operations are event-based so they don't block the main thread loop.
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Set up Heroku and GoDaddy? [closed]
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[Updated 31.10.2014] Allright! It works! Here is how I did it from scratch, so others with the same problem can fix it too. First I will explain how to setup Heroku and GoDaddy, then I will explain how to create a naked domain (www.example.com -&...
Git copy file preserving history [duplicate]
...ile has been deleted and another one created, while "git diff -M" will actually detect the move and display the change accordingly (see "man git diff" for details).
So in git this is not a matter of how you commit your changes but how you look at the committed changes later.
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Aborting a shell script if any command returns a non-zero value?
...vokes a number of commands.
I would like to have the shell script automatically exit with a return value of 1 if any of the commands return a non-zero value.
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How to correctly dismiss a DialogFragment?
...w, hide, dismiss it) should be done through the API here, not with direct calls on the dialog.
Thus, you should not use getDialog().dismiss(), since that would invoke dismiss() on the dialog. Instead, you should use the dismiss() method of the DialogFragment itself:
public void dismiss()
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How to click or tap on a TextView text
...Don't forget the clickable attribute, without it, the click handler isn't called.
main.xml
...
<TextView
android:id="@+id/click"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Click Me"
androi...
Why are there two ways to unstage a file in Git?
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git rm --cached <filePath> does not unstage a file, it actually stages the removal of the file(s) from the repo (assuming it was already committed before) but leaves the file in your working tree (leaving you with an untracked file).
git reset -- <filePath> will unstage any st...
Can I split an already split hunk with git?
... discovered git's patch option to the add command, and I must say it really is a fantastic feature.
I also discovered that a large hunk could be split into smaller hunks by hitting the s key, which adds to the precision of the commit.
But what if I want even more precision, if the split hunk i...
How to check if IEnumerable is null or empty?
... love string.IsNullOrEmpty method. I'd love to have something that would allow the same functionality for IEnumerable. Is there such? Maybe some collection helper class? The reason I am asking is that in if statements the code looks cluttered if the patter is (mylist != null && mylist.A...