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Different types of thread-safe Sets in Java
...plementations and ways to generate thread-safe Sets in Java.
Some examples include
4 Answers
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How to delete files older than X hours
I'm writing a bash script that needs to delete old files.
10 Answers
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Why are Docker container images so large?
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As @rexposadas said, images include all the layers and each layer includes all the dependencies for what you installed. It is also important to note that the base images (like fedora:latest tend to be very bare-bones. You may be surprised by the number ...
AngularJS - Binding radio buttons to models with boolean values
... is ideal; however, the app actually supports multiple types of questions, including "check all that apply" questions -- hence the reason for the value being stored on each choice. From what I can tell, your first solution works for updating the model after a selection is made, but not for displayi...
How to use classes from .jar files?
... However, it's much better idea to package your program in a jar file, and include all the required jars within that. Then, in order to execute your jar, like,
java -jar my_program.jar
you should have a META-INF/MANIFEST.MF file in your jar. See here, for how-to.
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App Inventor 2 扩展 · App Inventor 2 中文网
...sor) or services on the Web (like Twitter or FusionTables). App Inventor includes a large collection of components, and the App Inventor development team adds new capabilities to the system by implementing new components.
There have been many requests to include additional features in App Invento...
JS: iterating over result of getElementsByClassName using Array.forEach
....querySelectorAll('.myclass').forEach(...)
Supported by modern browsers (including Edge, but not IE):
Can I use querySelectorAll
NodeList.prototype.forEach()
MDN: Document.querySelectorAll()
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What is the purpose of std::make_pair vs the constructor of std::pair?
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Also note that make_pair works with unnamed types, including structs, unions, lambdas, and other doodads.
– Mooing Duck
Feb 6 '15 at 22:29
add a commen...
What is N-Tier architecture?
I've seen quite a few developer job postings recently that include a sentence that reads more or less like this: "Must have experience with N-Tier architecture", or "Must be able to develop N-Tier apps".
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