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How to remove array element in mongodb?
...to $pull all these documents but current query only changes 1 document and then stops. What changes I need?
– Shubham A.
Sep 5 '17 at 5:13
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How to use glOrtho() in OpenGL?
...kes a given pyramid section into the default cube
This transformation is then applied to all vertexes. This is what I mean in 2D:
Image source.
The final step after transformation is simple:
remove any points outside of the cube (culling): just ensure that x, y and z are in [-1, +1]
ignore t...
Checking in packages from NuGet into version control?
... need to install the 'NuGetPowerTools':
Install-Package NuGetPowerTools
Then to enable your projects to support pack restore you need to run another command:
Enable-PackageRestore
Now you are ready to commit your code base without the packages folder. The previous command changed your project ...
ZSH iterm2 increase number of lines history
...o change it.
open the iTerm2 preferences ⌘ + ,
select the Profiles tab
then select the Terminal subtab
Beware, changes to the Scrollback lines value take effect immediately so check Unlimited scrollback now if you don't want to delete your current buffer(s)
change the value of the Scrollback Lin...
Why would I make() or new()?
...ppose Go does not have new and make, but it has the built-in function NEW. Then the example code would look like this:
p := NEW(*chan int) // * is mandatory
c := NEW(chan int)
The * would be mandatory, so:
new(int) --> NEW(*int)
new(Point) --> NEW(*Point)
new(chan int) --&...
Differences in string compare methods in C#
...ur mind whether you want to use a culture-dependent comparison or not, and then use .CompareTo or .Equals, depending on the choice.
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Enter “&” symbol into a text Label in Windows Forms?
... Dec 1 '10 at 14:03
Øyvind BråthenØyvind Bråthen
52.2k2525 gold badges113113 silver badges138138 bronze badges
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Converting bool to text in C++
...fer. They're called stringstreams. #include <sstream> to get them. Then we can say:
std::string bool_as_text(bool b)
{
std::stringstream converter;
converter << std::boolalpha << b; // flag boolalpha calls converter.setf(std::ios_base::boolalpha)
return converter.s...
Is there a way to create multiline comments in Python?
...t be documented in the official documentation to be a true comment syntax, then yes, you would be right to say it is not guaranteed as part of the language specification.
In any case, your text editor should also be able to easily comment-out a selected region (by placing a # in front of each line ...
UIScrollView Scrollable Content Size Ambiguity
... problem if the view has a variable hight? How do I set up the constraints then so that the scrollview can calculate the sizes?
– hashier
Oct 24 '13 at 1:38
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