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Java: Subpackage visibility?
...rotected byte[] getDataAsBytes(){ return data.getBytes(); }
protected char[] getDataAsChars(){ return data.toCharArray(); }
}
make a class in that package that overrides the methods you need in ClassInA:
package a.b;
import a.ClassInA;
public class ClassInAInB extends ClassInA{
ClassIn...
Print array elements on separate lines in Bash?
...ds to the args merged into one argument: "$1c$2c..." (where c is
the first char of IFS).
You almost always want "$@". Same goes for "${arr[@]}".
Always quote them!
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Setting Vim whitespace preferences by filetype
...local ts=4 sw=4 sts=0 noexpandtab
Also note:
You can make vim show tab characters by using :set list.
Once you have the tab/space options set correctly, you can make vim repair the file (replace spaces with tabs or vice versa) using the :retab! command.
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How to return raw string with ApiController?
...
Just return Ok(value) won't work, it will be treated as IEnumerable<char>.
Instead use return Ok(new { Value = value }) or simillar.
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Is there a standard for storing normalized phone numbers in a database?
...
A good old nvarchar(42) with a bit of validation /^+?[0-9 -\.\(\)#*]{4,41}$/ works very well!
– SandRock
Apr 5 '12 at 20:19
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List columns with indexes in PostgreSQL
...n | not null
relistemp | boolean | not null
relkind | "char" | not null
relnatts | smallint | not null
relchecks | smallint | not null
relhasoids | boolean | not null
relhaspkey | boolean | not null
relhasexclusion | boolean | not null
relh...
Why is the Windows cmd.exe limited to 80 characters wide?
...right, T is interactive mode)
MODE CON[:] [NUMLOCK|CAPSLOCK|SCROLLLOCK|SWITCHAR]=value
Value can be: + or - for the locks or a character for switchar.
MODE CON[:] [COLS=...] [LINES=...] (possible values depend on your hardware)
MODE CON[:] [RATE=...] [DELAY=...] (default rate 20, default de...
Properly escape a double quote in CSV
... Why was this answer ever voted up? The comment about escaping characters was never backed up and the original question doesn't ask about PHP. This only seems to be true for the string delimiter (and only for the chosen delimiter) when a program, such as Open Office, allows you to change...
Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign
...d with the same primary key.
a mismatch in column definition (e.g. size of char fields) between the database and the dataset
Try running your query natively and look at the results, if the resultset is not too large. If you've eliminated null values, then my guess is that the primary key columns i...
round() for float in C++
...pdf)
#include <cmath>
#include <iostream>
int main(int argc, char** argv) {
std::cout << "round(0.5):\t" << round(0.5) << std::endl;
std::cout << "round(-0.5):\t" << round(-0.5) << std::endl;
std::cout << "round(1.4):\t" << round(1....