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psql - save results of command to a file
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123
Typing \o again turns it off.
– Carl G
Oct 28 '15 at 22:17
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Convert character to ASCII code in JavaScript
...18": "v", "119": "w", "120": "x",
"121": "y", "122": "z", "123": "{", "124": "|", "125": "}",
"126": "~", "127": ""
}
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Why should text files end with a newline?
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Because that’s how the POSIX standard defines a line:
3.206 Line
A sequence of zero or more non- <newline> characters plus a terminating <newline> character.
Therefore, lines not ending in a newline character aren't conside...
What is the difference between user and kernel modes in operating systems?
...mory address. Kernel
mode is generally reserved for the
lowest-level, most trusted functions
of the operating system. Crashes in
kernel mode are catastrophic; they
will halt the entire PC.
User Mode
In User mode, the executing code has no ability to directly access
hardware or ref...
How to create a file in Linux from terminal window? [closed]
... @EugenRieck What if it says permission denied
– 123
Sep 30 '13 at 10:57
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Android- create JSON Array and JSON Object
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Swapnil KotwalSwapnil Kotwal
4,81233 gold badges4242 silver badges7070 bronze badges
add a co...
What's the difference between compiled and interpreted language?
...ne in MINT and TRAC
One thing that complicates the issue is that it is possible to translate (compile) bytecode into native machine instructions. Thus, a successful intepreted implementation might eventually acquire a compiler. If the compiler runs dynamically, behind the scenes, it is often ca...
Get Slightly Lighter and Darker Color from UIColor
... a brightness/value of 1, thus making lightening through the brightness impossible. I ended up working with changes on RGB values instead.
– rchampourlier
Jun 4 '13 at 10:01
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Check if table exists without using “select from”
...ny errors. This should be the accepted answer.
– vaso123
Mar 10 '17 at 0:06
1
Note that on a TEMP...
What does if __name__ == “__main__”: do?
...ightly different code sample to explore how imports and scripts work. Suppose the following is in a file called foo.py.
# Suppose this is foo.py.
print("before import")
import math
print("before functionA")
def functionA():
print("Function A")
print("before functionB")
def functionB():
p...