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Use while loop to avoid deeply nested if statements in java

java,loops,if-statement,while-loop,nested-if
Hi I have written a little function like public void foo(MyClassA paraA) { if (paraA == null) return; MyClassB paraB = doSomeStuff(paraA); if (paraB == null) return; MyClassC paraC = doMoreStuff(paraB); if (paraC == null) return; .... } The above fails fast and is nice to read (i.e. the intention...

Is There Anything Like a Templatized Case-Statement

c++,templates,conditional,case-statement,nested-if
So I have this really ugly code: template <typename T> std::conditional_t<sizeof(T) == sizeof(char), char, conditional_t<sizeof(T) == sizeof(short), short, conditional_t<sizeof(T) == sizeof(long), long, enable_if_t<sizeof(T) == sizeof(long long), long long>>>> foo(T bar){return reinterpret_cast<decltype(foo(bar))>(bar);} I'm using nested conditional_ts to make a case-statement of sorts. Is there something out there that accomplishes this more...

Nesting if checks with C++

c++,nested-if
Maybe my code is sloppy, but for some reason it just passes through all the nested If checks without pausing to check for an answer beyond the first one. Also the first If check goes on to the nested If for True no matter what even if I give it...

MySQL CASE for value range doesn't work but nested IF's do?

mysql,range,decimal,case,nested-if
I'm probably missing something that is really, really simple, but I can't for the life of me figure out what it is that I'm not doing correctly... I have this query which is used to pull out hours people have completed in volunteering and then assign them an award based...