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Is “Java Concurrency In Practice” still valid? [closed]
.... It is one of the best book for learning the concurrency in java. You can read the review for Java Concurrency In Practice
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RabbitMQ and relationship between channel and connection
...s.
You can use one Channel for everything. However, if you have multiple threads, it's suggested to use a different Channel for each thread.
Channel thread-safety in Java Client API Guide:
Channel instances are safe for use by multiple threads. Requests into
a Channel are serialized, with on...
Pass props to parent component in React.js
...ss a child's props to its parent using events, in React.js?
The parent already has that child prop!: if the child has a prop, then it is because its parent provided that prop to the child! Why do you want the child to pass back the prop to the parent, while the parent obviously already has that pr...
What are the differences between “git commit” and “git push”?
...cture from Oliver Steele, that explains the git model and the commands:
Read more about git push and git pull on GitReady.com (the article I referred to first)
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How to convert a String to CharSequence?
...tring => CharSequence conversion:
CharSequence cs = s; // String is already a CharSequence
CharSequence is an interface, and the String class implements CharSequence.
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How to create hyperlink to call phone number on mobile devices?
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Dashes (-) have no significance other than making the number more readable, so you might as well include them.
Since we never know where our website visitors are coming from, we need to make phone numbers callable from anywhere in the world. For this reason the + sign is always necessary. ...
CSS selector - element with a given child [duplicate]
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great answer... also consider this reading css-tricks.com/child-and-sibling-selectors
– Victor
Apr 21 '16 at 2:46
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Difference between HTTP redirect codes
...etween the various HTTP 3XX redirect codes are not clear to me. Yes, I've read the spec, but there seems to be some discrepancy between the standard and actual practice here.
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What's the difference between equal?, eql?, ===, and ==?
...n here, because I think it has some great explanations. I encourage you to read it, and also the documentation for these methods as they're overridden in other classes, like String.
Side note: if you want to try these out for yourself on different objects, use something like this:
class Object
def...
What does PermGen actually stand for?
...on, classes.jsa is memory mapped to form the initial data, with about half read-only and half copy-on-write.
Java objects that are merely old are kept in the Tenured Generation.
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