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SQL/mysql - Select distinct/UNIQUE but return all columns?
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@signonsridhar cast your boolean to an int and use sum; e.g. sum(cast(COL as int)) > 0
– Drew
May 8 '18 at 15:17
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How do I execute a command and get the output of the command within C++ using POSIX?
... for Windows, I hope you forgive my changes. I'd suggest to make the const-cast more explicit, whereas I consider the explicit usage of wchar_t and CreateProcessW as an unnecessary restriction.
– Wolf
May 16 '17 at 10:13
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Python hashable dicts
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@smido: Thanks. I also found that you can just cast a literal, i.e. hashabledict({key_a: val_a, key_b: val_b, ...}).
– HelloGoodbye
Oct 9 '18 at 7:35
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Can I set a breakpoint on 'memory access' in GDB?
...ming it would watch a single byte, which seems to be the case, but you can cast it to a specific type e.g. rwatch *(int *)0xfeedface and it will watch sizeof(int) bytes: sourceware.org/gdb/onlinedocs/gdb/Set-Watchpoints.html
– asksol
Dec 10 '15 at 5:46
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Reference — What does this symbol mean in PHP?
... only for integers. It doesn't work for non-integer numbers, because usort casts your comparator function's return values to int, which means 0.5 gets cast to 0, which means that two numbers with a difference of less than 1, such as 4 and 4.6, may (depending upon which one gets passed as the first a...
When to use IList and when to use List
...ive the user the richest possible set of operations without them having to cast around. So in that case, if it's a List<T> internally, return a copy as a List<T>.
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How can I access an internal class from an external assembly?
.....it is possible to access private fields/properties but is there a way to cast the object returned by GetValue using the right type?
– codingadventures
Sep 15 '15 at 13:33
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How to update PATH variable permanently from Windows command line?
...rentControlSet\Control\Session Manager\Environment registry key, then broadcast a WM_SETTINGCHANGE message with lParam set to the string "Environment". This allows applications, such as the shell, to pick up your updates.
Note that your application will need elevated admin rights in order to be ab...
Freely convert between List and IEnumerable
...interface is immutable so it will not cause problems in that direction and casting back just feels dirty when you have a function that will take care of type safety.
– Tamas Czinege
Jan 23 '09 at 12:17
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Function to Calculate Median in SQL Server
...Data
group by percentile)
select
case
when b.percentile = 10 then cast(b.high as decimal(18,2))
else cast((a.low + b.high) as decimal(18,2)) / 2
end as [value], --b.high, a.low,
b.percentile
from MinimaAndMaxima a
join MinimaAndMaxima b on (a.percentile -1 = b.percentile) or ...