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What is a 'Closure'?
...n count;
}
}
var x = makeCounter();
x(); returns 1
x(); returns 2
...etc...
What this function, makeCounter, does is it returns a function, which we've called x, that will count up by one each time its called. Since we're not providing any parameters to x it must somehow remember the count. ...
Why doesn't the JVM cache JIT compiled code?
... the warnings that "this will only be valid with exact same JVM, same data etc and otherwise ignored". Regarding why this has not been implemented, I would expect that the added complexity of persisting and validating the JIT seed data was too much to take resources from other projects. Given the ...
Embed git commit hash in a .Net dll
...nformationalVersionAttribute)Assembly
.GetAssembly(typeof(YOURTYPE))
.GetCustomAttributes(typeof(AssemblyInformationalVersionAttribute), false)[0])
.InformationalVersion;
where YOURTYPE is any Type in the Assembly that has the AssemblyInformationalVersion attribute.
...
Do try/catch blocks hurt performance when exceptions are not thrown?
...atter, and use ArrayPool<byte> instead of just creating byte arrays, etc... In these scenarios what is the impact of multiple (perhaps nested) try catch blocks within the tight loop. Some optimizations will be skipped by the compiler also exception variable goes to Gen0 GC. All I am saying is ...
Table fixed header and scrollable body
...ss "col1" to all the cells on the first column, "col2" con the second one, etc..
– Luke
Sep 1 '15 at 13:33
4
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What is the meaning of single and double underscore before an object name?
... the Python world.
There's no difference between class, variable, global, etc in these conventions.
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How to Loop through items returned by a function with ng-repeat?
...es it in cache, creates new scope, puts object on it, creates DOM element, etc.
Now about hashKey. Usually hashKey is unique number generated by nextUid(). But it can be function. hashKey is stored in object after generating for future use.
Why your example generates error: function getEntities() ...
Is there a max array length limit in C++?
...echniques might help you, such as sparse matrices, on the fly compression, etc... Again this is highly application dependent. If you edit your post to give some more information as to what is actually in your arrays, you might get more useful answers.
Edit: Given a bit more information on your exa...
DLL and LIB files - what and why?
...merely a descriptor of the target DLL, it contains addresses, entry point, etc. but no code. This .lib must be passed to the linker. The second one is explicit linking when we use the DLL by manually loading it with LoadLibrary function. In this type we don't need that .lib file, but we must put a l...
How do I trim leading/trailing whitespace in a standard way?
...t was allocated. The return
// value must NOT be deallocated using free() etc.
char *trimwhitespace(char *str)
{
char *end;
// Trim leading space
while(isspace((unsigned char)*str)) str++;
if(*str == 0) // All spaces?
return str;
// Trim trailing space
end = str + strlen(str) - ...