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Any reason to prefer getClass() over instanceof when generating .equals()?
...compare types". The default is for this option to be unchecked and use .getClass() to compare types. Is there any reason I should prefer .getClass() over instanceof ?
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Bind TextBox on Enter-key press
...dings to already behave the way you want (with styles, validation, twoway, etc.), but currently just won't receive input after pressing Enter.
– Jamin
Aug 19 '15 at 22:04
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Accessing console and devtools of extension's background.js
...lects its "javascript environment" then you'll have access to its methods, etc.
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Determining the current foreground application from a background task or service
...d, which knows when any of the built-in applications (messaging, contacts, etc) is running.
13 Answers
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How to get a user's client IP address in ASP.NET?
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So why do the companies like AWS, Azure etc use ip address in security group rules and allow only that ip-address to connect to the VM?
– user5950947
Sep 23 '16 at 12:49
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Fetch frame count with ffmpeg
Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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How can I change an element's text without changing its child elements?
...nd check if it's not empty after the trim because spaces, tabs, new lines, etc. are also recognized as text nodes. If you need those nodes too then simple remove that from the if statement in the jQuery function.
I added an example how to replace first text node and how to replace all text nodes.
Th...
How many threads can a Java VM support?
...do other normal operations like browsing, opening, closing other programs, etc.
With 25,000 threads system slows down but it remains responsive.
With 50,000 threads system stopped responding instantly and I had to restart my system manually.
My system details are as follows :
Processor : Intel c...
Queue.Queue vs. collections.deque
...ation.
In fact the heavy usage of an extra mutex and extra method ._get() etc. method calls in Queue.py is due to backwards compatibility constraints, past over-design and lack of care for providing an efficient solution for this important speed bottleneck issue in inter-thread communication. A lis...
What size should apple-touch-icon.png be for iPad and iPhone?
...7 and iPhone 7plus introduced, they have the same display resolution, dpi, etc as iPhone 6s and iPhone 7plus, until now no changes found respecting the update 2015
Update Mid 2016 Android:
Add Android Devices to the list as the apple-touch links are marked as deprecated by Google and will be not su...