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Vagrant reverse port forwarding?
I'm working on a web services architecture. I've got some software that I need to run on the native host machine, not in Vagrant. But I'd like to run some client services on the guest.
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Python add item to the tuple
I have some object.ID-s which I try to store in the user session as tuple. When I add first one it works but tuple looks like (u'2',) but when I try to add new one using mytuple = mytuple + new.id got error can only concatenate tuple (not "unicode") to tuple .
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Compiling problems: cannot find crt1.o
I have a virtual Debian system which I use to develop.
17 Answers
17
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Generate pdf from HTML in div using Javascript
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$("#btnPrint").live("click", function () {
var divContents = $("#dvContainer").html();
var printWindow = window.open('', '', 'height=400,width=800');
printWindow.document.write('<html><head><title>DIV Contents</title>');
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What does numpy.random.seed(0) do?
What does np.random.seed do in the below code from a Scikit-Learn tutorial? I'm not very familiar with NumPy's random state generator stuff, so I'd really appreciate a layman's terms m>ex m>planation of this.
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Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
...un the uninstaller:
sudo /Library/PostgreSQL/9.1/uninstall-postgresql.app/Contents/MacOS/installbuilder.sh
If you installed with the Postgres Installer, you can do:
open /Library/PostgreSQL/9.2/uninstall-postgresql.app
It will ask for the administrator password and run the uninstaller.
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When do we have to use copy constructors?
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If you have a class that has dynamically allocated content. For m>ex m>ample you store the title of a book as a char * and set the title with new, copy will not work.
You would have to write a copy constructor that does title = new char[length+1] and then strcpy(title, titleIn)....
Showing which files have changed between two revisions
I want to merge two branches that have been separated for a while and wanted to know which files have been modified.
18 Ans...
Display two files side by side
... unsorted tm>ex m>t files of different lengths be display side by side (in columns) in a shell
9 Answers
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Color Tint UIButton Image
I noticed that when I place a white or black UIImage into a UISegmentedControl it automatically color masks it to match the tint of the segmented control. I thought this was really cool, and was wondering if I could do this elsewhere as well. For m>ex m>ample, I have a bunch of buttons that have a un...