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What is private bytes, virtual bytes, working set?
...he video "Mysteries of Memory Management Revealed" on MSDN: It covers more topics than needed to track memory leaks (eg working set management) but gives enough detail in the relevant topics.
To give you a hint of the problem with the perfmon counter descriptions, here is the inside story about pri...
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue
... I'm trying to just apply a ColorFilter of some sort to overlay a color on top of the drawable. I've tried using PorterDuff.Mode.MULTIPLY, and it works almost exactly as I need, except that whites get overlayed with the color as well. What I'm ideally looking for is something like the "Color" blendi...
How to detect when an Android app goes to the background and come back to the foreground
...e faced this issue and found the solution with onWindowFocusChanged and onStop.
For more details check here Android: Solution to detect when an Android app goes to the background and come back to the foreground without getRunningTasks or getRunningAppProcesses.
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Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
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That is an excellent answer. Could not stop myself up-voting this :)
– Naveed Butt
May 14 '15 at 4:19
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Nearest neighbors in high-dimensional data?
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Top answers are good but old, so I'd like to add up a 2016 answer.
As said, in a high dimensional space, the curse of dimensionality lurks around the corner, making the traditional approaches, such as the popular k-d tree,...
What's the best way of scraping data from a website? [closed]
...r crawling code that logs the exact issues, alerts you to the problem and stops crawling. Now you can update your cache, run your unit tests and see what you need to change.
Legal Issues
The law here can be slightly dangerous if you do stupid things. If the law gets involved you are dealing with p...
How expensive is RTTI?
...ve. dynamic_cast is the only way to search the inheritance tree for real. Stop thinking about potential savings by disabling RTTI and just use it. If you are over capacity then optimise your code bloat. Try to avoid using dynamic_cast inside inner loops or any other performance critical code and you...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...d to recheck that your game still works. What if you want to create a desktop and a web app? If your view-model contains the game logic, it would become complicated trying to maintain these two applications side-by-side as the application logic would inevitably be bound up with the business logic ...
What is a magic number, and why is it bad? [closed]
...at you do is you have the 50 in different places - your SQL script (SELECT TOP 50 * FROM orders), your Website (Your Last 50 Orders), your order login (for (i = 0; i < 50; i++)) and possibly many other places.
Now, what happens when someone decides to change 50 to 25? or 75? or 153? You now have...
What are the differences between the threading and multiprocessing modules?
... or GUI app is to allow you to do long-running "background tasks" without stopping the main thread from continuing to service network packets or GUI events. And that works just fine with Python threads. (In technical terms, this means Python threads give you concurrency, even though they don't give ...