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How to escape single quotes within single quoted strings
...interpreted as just ':
' End first quotation which uses single quotes.
" Start second quotation, using double-quotes.
' Quoted character.
" End second quotation, using double-quotes.
' Start third quotation, using single quotes.
If you do not place any whitespaces between (1) and (2), or between...
Number of lines in a file in Java
...eNumber() + 1; // +1 because line index starts at 0
}
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How do I manipulate a variable whose name conflicts with PDB commands?
... slow compared to debugging through console, which takes almost no time to start the debugger.
– Curious
Oct 29 '17 at 22:45
1
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How to use multiple arguments for awk with a shebang (i.e. #!)?
...c" "/usr/bin/gawk" "--re-interval" "-f" "$0" "$@"
# The real awk program starts here
{ print $0 }
Note the #! runs /bin/sh, so this script is first interpreted as a shell script.
At first, I simply tried "exec" "/usr/bin/gawk" "--re-interval" "-f" "$0" "$@", but awk treated that as a command an...
Difference between java.exe and javaw.exe
....bat script for example, and it will wait. However, when you manually start non-console programs from cmd.exe, the cmd.exe will not wait and return to command prompt immediately. Try it with notepad.exe vs ping 8.8.8.8
– Codeguard
Dec 9 '19 at 17:54
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Difference between clustered and nonclustered index [duplicate]
...d idea.
Having many indexes is not good either. They cost to maintain. So start out with the obvious ones, and then profile to see which ones you miss and would benefit from. You do not need them from start, they can be added later on.
Most column datatypes can be used when indexing, but it is bet...
Combined area of overlapping circles
..., partial
The algorithm consists in "drawing" the circles in the quadtree starting with a low resolution ( 4 cells for instance marked as empty). Each cell is either :
inside at least one circle, then mark the cell as full,
outside all circles, mark the cell as empty,
else mark the cell as partia...
“please check gdb is codesigned - see taskgated(8)” - How to get gdb installed with homebrew code si
...and set Code Signing to Always Trust. Exit Keychain Access application.
Restart the taskgated service, and sign the binary.
$ sudo killall taskgated
$ codesign -fs gdb-cert "$(which gdb)"
source http://andresabino.com/2015/04/14/codesign-gdb-on-mac-os-x-yosemite-10-10-2/
On macOS 10.12 (Sierra)...
What are carriage return, linefeed, and form feed?
...tween lines (e.g. after the newline sequence of NL, CRLF, or CR) or at the start or end of the file.
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How can I save a screenshot directly to a file in Windows? [closed]
...hook the PrintScreen and save the capture in a file.
Here is something to start to capture and save to a file. You will just need to hook the key "Print screen".
using System;
using System.Drawing;
using System.IO;
using System.Drawing.Imaging;
using System.Runtime.InteropServices;
public class Ca...