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Real mouse position in canvas [duplicate]
...ositions.
As the mouse position you are getting is relative to the client window you'll have to subtract the position of the canvas element to convert it relative to the element itself.
Example of integration in your code:
//put this outside the event loop..
var canvas = document.getElementById("...
What is the purpose of fork()?
...'re creating new processes in a Unix system, you're using fork(). For the Windows equivalent, take a look at CreateProcess.
If you want more examples and a longer explanation, Wikipedia has a decent summary. And here are some slides here on how processes, threads, and concurrency work in modern o...
For i = 0, why is (i += i++) equal to 0?
... dword ptr tempVar2
mov dword ptr i, eax
Opening disassembly window
Most people don't know, or even don't remember, that they can see the final in-memory assembly code, using Visual Studio Disassembly window. It shows the machine code that is being executed, it is not CIL.
Use this w...
How to read the RGB value of a given pixel in Python?
... Fortunately installing PIL is very straightforward in Linux and Windows (don't know about Mac)
– heltonbiker
Sep 28 '11 at 16:20
6
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How did Google manage to do this? Slide ActionBar in Android application
...w.View.OnClickListener;
import android.view.ViewGroup;
import android.view.Window;
import android.view.animation.TranslateAnimation;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.FrameLayout;
import...
How do I make this file.sh executable via double click?
...hod to run apps via open -n ... command. It works, but every time Terminal window opens and and shows me "[Process completed]". Is it possible to prevent Terminal window appearance somehow?
– Nik
May 24 '15 at 14:11
...
What is a Portable Class Library?
...tion.dll
System.ServiceModel.dll
System.Xml.Serialization.dll
System.Windows.dll (from Silverlight)
You can find which members are supported by the Portable Class Library project in the reference topics for the .NET Framework Class Library. In the members table for a class, the follo...
How to Deserialize XML document
... xsd.exe is available from the visual studio command prompt, not windows command prompt. See if you can open the command prompt from within visual studio under Tools. If not, try accessing it from the visual studio folder. For VS 2012 it was located here: C:\Program Files (x86)\Microsof...
How SID is different from Service name in Oracle tnsnames.ora
... Service Name
may be anything descriptive like "MyOracleServiceORCL". In Windows,
You can your Service Name running as a service under Windows Services.
You should use SID in TNSNAMES.ORA as a better approach.
share
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How to get Sinatra to auto-reload the file after each change?
...
On Windows, I am using my restart gem for this:
restart ruby my_app.rb
or, with rackup:
restart rackup
See here for more info, hope you find it useful.
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