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How do SO_REUSEADDR and SO_REUSEPORT differ?
...ding this subject and often you can find information that is only true for one socket implementation of a specific operating system, which may not even be explicitly mentioned in the text.
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Where to place and how to read configuration resource files in servlet based application?
...;
properties.load(input);
Here foo.properties is supposed to be placed in one of the roots which are covered by the default classpath of a webapp, e.g. webapp's /WEB-INF/lib and /WEB-INF/classes, server's /lib, or JDK/JRE's /lib. If the propertiesfile is webapp-specific, best is to place it in /WEB...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...ivities in the app and this is the parent, singleInstance if you have only one Activity.
– frostymarvelous
May 21 '16 at 15:49
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Best Practice for Exception Handling in a Windows Forms Application?
... things simple.
Exception handling in .NET is more art than science. Everyone will have their favorites to share here. These are just a few of the tips I've picked up using .NET since day 1, techniques which have saved my bacon on more than one occasion. Your mileage may vary.
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Add new item in existing array in c#.net
...e invoking. because the 'Resize' function have a huge performance. bug for one or two time, this is very good.
– a d
Sep 2 '14 at 6:15
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Just what is Java EE really? [closed]
...va EE has this "mysterious shroud" around it for younger Java developers - one that I've been trying to lift myself for quite a while with little success.
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Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
...g ints or std::strings or similar, the EOF bit is set when you extract the one right before the end and the extraction hits the end. You do not need to read again. The reason it doesn't get set when reading from files is because there's an extra \n at the end. I've covered this in another answer. Re...
In MySQL, how to copy the content of one table to another table within the same database?
I am new to MySQL. I would like to copy the content of one table to another table within the same database. Basically, I would like to insert to a table from another table. Is there easy way of doing this?
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What are the differences between NP, NP-Complete and NP-Hard?
...ve proofs that can be verified in polynomial time.
This means that if someone gives us an instance of the problem and a certificate (sometimes called a witness) to the answer being yes, we can check that it is correct in polynomial time.
Example
Integer factorisation is in NP. This is the problem...
Changing one character in a string
...to implement copy-on-modify, or outright copy the whole string in case someone wants to modify that string - this leads to speed increase in generic use. There is no need for things like MID due to slices: s[:index] + c + s[index+1:]
– MultiSkill
Dec 4 '18 at 8...