You might be interested in my experiences with Freezable: I once wrote a PDF viewer using muPdf which renders bitmaps, that I render with WPF. What helps performance greatly is that I can render the page bitmaps on a background thread, freeze them, and then pass them to the UI thread. It is nice that … Read more
To detect a hung event loop, you need to wrap the operation that can hang the event loop, to detect when it takes too long. The “operation” is the QCoreApplication::notify member. It is called to deliver events to all event loops, in all threads. An event loop hang occurs when the code that processes an … Read more
There are a number of modal operations that happen on windows. Win32 Modal operations refer to functions that put an application into a “mode” by starting their own event processing loop until the mode finishes. Common application modes include drag and drop operations, move/size operations, anytime a dialog pops up that needs input before the … Read more
The problem is likely to be the graphics toolkit which your installation of Octave is using. To check this, type graphics_toolkit in the Octave command line. If the response is fltk and your plot window is freezing, then switch the default toolkit to gnuplot: graphics_toolkit(‘gnuplot’) Test that the problem is fixed: x=1:10; y=x.^2; plot(x,y) Make … Read more
system() simply passes its argument to the shell (on Unix-like systems, usually /bin/sh). Try this: int a = system(“python -m plotter &”); Of course the value returned by system() won’t be the exit status of the python script, since it won’t have finished yet. This is likely to work only on Unix-like systems (probably including … Read more
Open your Project Folder. Find ProjectName.xcodeproj file. Right-Click Copy and Paste to Safe Place. Right-Click Show Package Contents. Find project.xcworkspace file and delete that file. Reopen Your Project and clean and Rebuild. If your problem is not solved then replace the file with your backup file.
MGOwen I will share my experience for a similar problem that I was have. Some time ago I have a similar problem, the pages work well, except some pages that after compress them with gZipped they have problems and not working correctly, something like yours. I discover that the problem was because I set the … Read more
git config –global core.askpass “git-gui–askpass” This worked for me. It may take 3-5 secs for the prompt to appear just enter your login credentials and you are good to go.
You must be as fast as possible in your onClick implementation. Expensive operations should be, in general, offloaded to a background thread. In onClick, try: Thread t = new Thread(){ public void run(){ your_stuff(); } }; t.start(); instead of just your_stuff()
Proposed solutions with BeginOutputReadLine() are a good way but in situations such as that, it is not applicable, because process (certainly with using WaitForExit()) exits earlier than async output finished completely. So, I tried to implement it synchronously and found that the solution is in using Peek() method from StreamReader class. I added check for … Read more