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Is there a command to list all Unix group names? [closed]
...cal groups which have users assigned to them, use this command:
cut -d: -f1 /etc/group | sort
For more info- >
Unix groups,
Cut command,
sort command
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How to change the map center in Leaflet.js
...
For example:
map.panTo(new L.LatLng(40.737, -73.923));
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Declaring variables inside loops, good practice or bad practice?
.....} block. Typically, instead of :
int result;
(...)
result = f1();
if (result) then { (...) }
(...)
result = f2();
if (result) then { (...) }
it's safer to write :
(...)
{
int const result = f1();
if (result) then { (...) }
}
(...)
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How can I remove all text after a character in bash?
...f I understood you correctly, this would work:
echo "Hello: world" | cut -f1 -d":"
This will convert "hello: world" into "hello".
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In Java, what is the best way to determine the size of an object?
... PATH VALUE
d5e5f290 16 java.util.regex.Pattern$Node .root.next.atom.next (object)
d5e5f2a0 120 (something else) (somewhere else) (something else)
d5e5f318 ...
Intellij IDEA: Hotkey for “scroll from source”
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tldr;
Alt + F1, then 1
First checkout your shortcut key for the "Select In.." item in the Navigate menu.
Click in the file you're editing, hit the shortcut key for "Select in".. then press 1.
I've changed the hotkey for select in to...
Sound effects in JavaScript / HTML5
..., // A label that identifies this note.
env : {hold : 9001},
panning : [1, -1, 10],
filter : {frequency : 900},
delay : {delayTime : .8}
})
Sound for Games
Another library similar to Wad.js is "Sound for Games", it has more focus on effects production, while providing a s...
What's the difference between an element and a node in XML?
...ts' like protons, neutrons and electrons, which in turn can be broken into quarks, neutrinos, etc. It's better to understand what a 'node' means in graph theory, and then you'll understand why the XML designers chose that name (the DOM is just a hierarchical graph).
– Les Hazl...
Generating random number between 1 and 10 in Bash Shell Script [duplicate]
... answered Jul 11 '14 at 18:39
l0panl0pan
34977 silver badges99 bronze badges
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How are multi-dimensional arrays formatted in memory?
...mn to access each element individually.
int a[2][2] ={{0,1},{2,3}};
void f1(int *ptr);
void f1(int *ptr)
{
int a=0;
int b=0;
a=ptr[0];
b=ptr[1];
printf("%d\n",a);
printf("%d\n",b);
}
int main()
{
f1(a[0]);
f1(a[1]);
return 0;
}
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