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Remove non-utf8 characters from string
...eplacement is whatever was captured into group 1. This effectively removes all invalid bytes.
It is possible to repair the string, by encoding the invalid bytes as UTF-8 characters. But if the errors are random, this could leave some strange symbols.
$regex = <<<'END'
/
(
(?: [\x00-...
Is the pImpl idiom really used in practice?
...y Herb Sutter, and in that book I have learned about the pImpl idiom. Basically, the idea is to create a structure for the private objects of a class and dynamically allocate them to decrease the compilation time (and also hide the private implementations in a better manner).
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Difference between a Structure and a Union
...good example to give the difference between a struct and a union ?
Basically I know that struct uses all the memory of its member and union uses the largest members memory space. Is there any other OS level difference?
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What are major differences between C# and Java?
...ures of Java 7 aren't mentioned here, but the using statement advantage of all versions of C# over Java 1-6 has been removed.)
Not all of your summary is correct:
In Java methods are virtual by default but you can make them final. (In C# they're sealed by default, but you can make them virtual.)
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Storing money in a decimal column - what precision and scale?
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If you are looking for a one-size-fits-all, I'd suggest DECIMAL(19, 4) is a popular choice (a quick Google bears this out). I think this originates from the old VBA/Access/Jet Currency data type, being the first fixed point decimal type in the language; Decimal on...
Create array of all integers between two numbers, inclusive, in Javascript/jQuery [duplicate]
... general information, in CoffeeScript it would look like "1..25" which actually transforms to something like this in JavaScript. So there is no easier way to do this.
– FreeCandies
Nov 9 '11 at 18:02
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git recover deleted file where no commit was made after the delete
...this in my config file
$ git config alias.unstage
reset HEAD
which I usually use to unstage stuff.
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Visual Studio Project vs. Solution
...etermines its 'granularity') is that one project produces one output: typically an executable or a library (dll). So, if you are going to code three executables that uses related code, you'll create one solution and at least three projects - probably more.
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Is JavaScript supported in an email message?
...s Lotus Notes, Mozilla Thunderbird, Outlook Express, and Windows Live Mail all seem to have supported some sort of JavaScript execution. Nothing else does.
It seems like a bad idea security-wise, so I would expect this to be a feature that won't always be around, even in these clients.
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In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
... job, I find that there are many who are for Runtime exceptions in many or all cases.
Here's what I think: Using CheckedExceptions, I am forced at compile time to at least acknowledge the exception in the caller. With Runtime exceptions, I am not forced to by the compiler, but can write a unit te...