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What is the correct way to get a subarray in Scala?
...ColumnB", "ColumnC")
val columns_original = original_array(0)
for (column_now <- columns_subset) {
sub_array += original_array.map{_(columns_original.indexOf(column_now))}
}
sub_array
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what is the basic difference between stack and queue?
...or arguments sake, what if I want the first pancake added to the plate? I know this can be completed with a stack.size() vs. if(!stack.isEmpty()), but still that first pancake might be the best one :)... Either way, nice answer and I agree this is the clearest...seems interesting that the British re...
Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
...rphaned .idb file was created in the dir...very strange...I really do not know what to assume.
– Dimitris Papageorgiou
Jul 21 '15 at 11:17
4
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Template default arguments
... @Pubby The standard committee asked themselves the same, I guess. Now, with C++17, the <> is no more necessary in this case. Check out my answer for more details.
– Paolo M
Jun 21 '18 at 14:27
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How do you disable browser Autocomplete on web form field / input tag?
...ion, because the origin of preference for this setting is user agent also known as the web browser. There is a difference between supporting certain behaviour (which HTML 5 attempts to do) and forcing it by deciding on behalf of the user, which you suggest is a "much better solution".
...
Multiple commands in gdb separated by some sort of delimiter ';'?
...fter the last is \n.
set logging off
Done writing to gdb.txt; that file now contains a valid GDB command script:
#gdb#
whatis a
whatis b
whatis c
#gdb#
source gdb.txt
GDB now executes commands in the script which it just generated, producing the expected results:
type = ...
What is the rationale for all comparisons returning false for IEEE754 NaN values?
...etic type that satisfies all of the properties of real arithmetic that we know and love. The 754 committee has to decide to bend or break some of them. This is guided by some pretty simple principles:
When we can, we match the behavior of real arithmetic.
When we can't, we try to make the violat...
Sublime Text 2: Trim trailing white space on demand
I know that Sublime Text 2 can delete the trailing white space on files upon saving.
5 Answers
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React JSX: selecting “selected” on selected option
...ange={this.handleChange} />
)
}
}
included component (which is now a stateless functional):
export const ReactExample = ({ name, value, handleChange }) => (
<select name={name} value={value} onChange={handleChange}>
<option value="A">Apple</option>
<opt...
Error: “Cannot modify the return value” c#
...
By now you already know what the source of the error is. In case a constructor doesn't exist with an overload to take your property (in this case X), you can use the object initializer (which will do all the magic behind the sce...