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Logger slf4j advantages of formatting with {} instead of string concatenation
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It is about string concatenation performance. It's potentially significant if your have dense logging statements.
(Prior to SLF4J 1.7) But only two parameters are possible
Because the vast majority of logging statements...
Why should a function have only one exit-point? [closed]
I've always heard about a single exit-point function as a bad way to code because you lose readability and efficiency. I've never heard anybody argue the other side.
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delete vs delete[] operators in C++
...r deallocates memory and calls the destructor for a single object created with new.
The delete [] operator deallocates memory and calls destructors for an array of objects created with new [].
Using delete on a pointer returned by new [] or delete [] on a pointer returned by new results in undefin...
Interop type cannot be embedded
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.NET 4.0 allows primary interop assemblies (or rather, the bits of it that you need) to be embedded into your assembly so that you don't need to deploy them alongside your application.
For whatever reason, this assembly can't be embedded - but it sounds like that's not a problem for ...
How do I trim leading/trailing whitespace in a standard way?
...ere a clean, preferably standard method of trimming leading and trailing whitespace from a string in C? I'd roll my own, but I would think this is a common problem with an equally common solution.
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Determine the number of lines within a text file
Is there an easy way to programmatically determine the number of lines within a text file?
11 Answers
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Is there a way to change the environment variables of another process in Unix?
...(gdb) call putenv ("env_var_name=env_var_value")
(gdb) detach
This is quite a nasty hack and should only be done in the context of a debugging scenario, of course.
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Variable name as a string in Javascript
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Typically, you would use a hash table for a situation where you want to map a name to some value, and be able to retrieve both.
var obj = { myFirstName: 'John' };
obj.foo = 'Another name';
for(key in obj)
console.log(key + ': ' + obj[key]);
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jQuery hide element while preserving its space in page layout
...e a way in jQuery where I can hide an element, but not change the DOM when it's hidden? I'm hiding a certain element but when it's hidden, the elements below it move up. I don't want that to happen. I want the space to stay the same, but the element to be shown/hidden at will.
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Difference between Visual Basic 6.0 and VBA
...tain and execute your project. You'll also not be able to create COM DLLs with VBA.
Apart from that, there is a difference in the IDE - the VB 6.0 IDE is more powerful in comparison. On the other hand, you have tight integration of the host application in VBA. Application-global objects (like "Acti...