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How do you create a static class in C++?
...t(int buffer, int bitIndex);
// ...lots of great stuff
private:
// Disallow creating an instance of this object
BitParser() {}
};
BitParser.cpp
bool BitParser::getBitAt(int buffer, int bitIndex)
{
bool isBitSet = false;
// .. determine if bit is set
return isBitSet;
}
You can use...
Why shouldn't I use mysql_* functions in PHP?
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The MySQL extension:
Is not under active development
Is officially deprecated as of PHP 5.5 (released June 2013).
Has been removed entirely as of PHP 7.0 (released December 2015)
This means that as of 31 Dec 2018 it does not exist in any suppor...
Is String.Format as efficient as StringBuilder
Suppose I have a stringbuilder in C# that does this:
12 Answers
12
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What's the purpose of the LEA instruction?
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As others have pointed out, LEA (load effective address) is often used as a "trick" to do certain computations, but that's not its primary purpose. The x86 instruction set was designed to support high-level languages like Pascal and C, where arrays—especially arrays of ints or sm...
Java volatile reference vs. AtomicReference
Is there any difference between a volatile Object reference and AtomicReference in case I would just use get() and set() -methods from AtomicReference ?
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What is the correct SQL type to store a .Net Timespan with values > 24:00:00?
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answered Dec 14 '11 at 11:53
Tom ChantlerTom Chantler...
javac is not recognized as an internal or external command, operable program or batch file [closed]
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TL;DR
For experienced readers:
Find the Java path; it looks like this: C:\Program Files\Java\jdkxxxx\bin\
Start-menu search for "environment variable" to open the options dialog.
Examine PATH. Remove old Java paths.
Add the new Java path to PATH.
Edit JAVA_HOME.
Close and re-open console/IDE...
Git “error: The branch 'x' is not fully merged”
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Note Wording changed in response to the commments. Thanks @slekse
That is not an error, it is a warning. It means the branch you are about to delete contains commits that are not reachable from any of: its upstream branch, or HEAD (currently checked out revision). In other words, when you might ...
How to capture no file for fs.readFileSync()?
Within node.js readFile() shows how to capture an error, however there is no comment for the readFileSync() function regarding error handling. As such, if I try to use readFileSync() when there is no file, I get the error Error: ENOENT, no such file or directory .
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Why are arrays of references illegal?
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edited Dec 6 '17 at 9:29
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