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Check a collection size with JSTL
...ed about checking the size, not necessarily about checking if it is empty, my answer also allows more complicated scenarios to be contemplated with the full tag library available.
– Martlark
Jun 14 '14 at 7:50
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How to read/write from/to file using Go?
I've been trying to learn Go on my own, but I've been stumped on trying read from and write to ordinary files.
8 Answers
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JavaScript variables declare outside or inside loop?
...ld have been better to have variables default to local); I don't see it as my duty to duplicate the limitations of [an old revision of] ANSI C in JavaScript as well.
(*: other than in nested function bodies)
share
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Reset keys of array elements in php?
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Didn't reset the keys of my array for some reason, had to use just the array_values function.
– SSH This
Mar 1 '13 at 20:30
1
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Rolling back a remote Git repository
...t --hard also cause the feature branches to be treated as already merged? My assumption is it wouldn't (where revert would).
– Marcus Leon
Apr 9 '16 at 12:11
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The role of #ifdef and #ifndef
...def is false. It doesn't matter what it's defined as. A similar (better in my opinion) piece of code to that would be:
#define one 0
#ifdef one
printf("one is defined ");
#else
printf("one is not defined ");
#endif
since that specifies the intent more clearly in this particular situation....
Can we have multiple “WITH AS” in single sql - Oracle SQL
...s, can you join or match up t2 with t1 in your example, i.e. translated to my code,
with t1 as (select * from AA where FIRSTNAME like 'Kermit'),
t2 as (select * from BB B join t1 on t1.FIELD1 = B.FIELD1)
I am not clear whether only WHERE is supported for joining, or what joining approach is ...
String representation of an Enum
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Use method
Enum.GetName(Type MyEnumType, object enumvariable)
as in (Assume Shipper is a defined Enum)
Shipper x = Shipper.FederalExpress;
string s = Enum.GetName(typeof(Shipper), x);
There are a bunch of other static methods on the Enum class wo...
Should I use char** argv or char* argv[]?
I'm just learning C and was wondering which one of these I should use in my main method. Is there any difference? Which one is more common?
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Is it possible to “decompile” a Windows .exe? Or at least view the Assembly?
...lware from Facebook, and I'm curious to see what it does without infecting myself. I know that you can't really decompile an .exe, but can I at least view it in Assembly or attach a debugger?
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