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Does making a struct volatile make all its members volatile?
...members const?
If I have:
struct whatever { int data; };
const whatever test;
Will test.data be const too?
My answer is : Yes. If you declare an object of type whatever with const then all its members will be const too
Similarly, if you declare an object of type whatever with volatile then al...
What is the C# equivalent to Java's isInstance()?
...
@TimothyGonzalez Because it does something different. It tests whether two variables have the same type. is required a type name, by contrast. This is what OP wanted: the equivalent of Java's isInstance. The other answer is simply wrong despite the ridiculous number of upvotes.
...
How to indicate param is optional using inline JSDoc?
...vel is optional.
*/
Just slightly more visually appealing than function test(/**String=*/arg) {}
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Count cells that contain any text
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In my tests, COUNTA does not count blank cells (i.e. has nothing). So you are incorrect in saying so.
– hazrpg
Aug 5 '15 at 11:24
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Python argparse ignore unrecognised arguments
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This came up when trying to use nosetest with parseargs (it refused to allow nosetest args to be used) the reason was because I was doing parser.parse_args(None) rather than parser.parse_args([]) in my tests.
– Andy Hayden
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What is the difference between “AS” and “IS” in an Oracle stored procedure?
...s for packages and procedures, but not for cursors:
This works...
cursor test_cursor
is
select * from emp;
... but this doesn't:
cursor test_cursor
as
select * from emp;
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Get value of dynamically chosen class constant in PHP
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<?php
class Dude {
const TEST = 'howdy';
}
function symbol_to_value($symbol, $class){
$refl = new ReflectionClass($class);
$enum = $refl->getConstants();
return isset($enum[$symbol])?$enum[$symbol]:false;
}
// print 'howdy'
echo symb...
how to listen to N channels? (dynamic select statement)
...nformation before forwarding it to the aggregate channel.
In my (limited) testing, this method greatly out performs using the reflect package:
$ go test dynamic_select_test.go -test.bench=.
...
BenchmarkReflectSelect 1 5265109013 ns/op
BenchmarkGoSelect 20 81911344 ns/o...
ExecJS::RuntimeError on Windows trying to follow rubytutorial
...blem just by changing UTF-16LE to UTF-16 without removig the //U option. I confirmed it.
– Tsutomu
Sep 14 '13 at 3:51
3
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How do I get a string format of the current date time, in python?
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#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a f string, no .format
print(f"2b: {d:%B %...