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How to echo shell commands as they are executed
...o "\$ ${@/eval/}" ; "$@" ; }
exe eval "echo 'Hello, World!' | cut -d ' ' -f1"
Which outputs
$ echo 'Hello, World!' | cut -d ' ' -f1
Hello
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How to return multiple objects from a Java method?
...de in Java. For instance:
public class Tuple2<T1,T2> {
private T1 f1;
private T2 f2;
public Tuple2(T1 f1, T2 f2) {
this.f1 = f1; this.f2 = f2;
}
public T1 getF1() {return f1;}
public T2 getF2() {return f2;}
}
I know it's a bit ugly, but it works, and you just have to define ...
How does the “this” keyword work?
... since the function is actually made a method of global context.
function f1()
{
return this;
}
document.write(f1()); //[object Window]
Above f1 is made a method of global object. Thus we can also call it on window object as follows:
function f()
{
return this;
}
document.write(window.f...
XmlSerializer giving FileNotFoundException at constructor
...ation of serialization assemblies described below.
– Quarkly
Nov 22 '13 at 15:44
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How to implement a custom AlertDialog View
...ing like this:
LayoutInflater inflater = getLayoutInflater();
FrameLayout f1 = (FrameLayout)alert.findViewById(android.R.id.body);
f1.addView(inflater.inflate(R.layout.dialog_view, f1, false));
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How do I tell if a regular file does not exist in Bash?
..."if any of 2 files does not exist". The following both work: if [ ! \( -f "f1" -a -f "f2" \) ] ; then echo MISSING; fi if [ ! -f "f1" ] || [ ! -f "f2" ] ; then echo MISSING; fi
– mivk
Feb 2 '12 at 15:41
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Convert dmesg timestamp to custom date format
...
uptime=$(echo $uptime | cut -d "." -f1)
# run only if timestamps are enabled
if [ "Y" = "$(cat ...
LINQ Ring: Any() vs Contains() for Huge Collections
...lection or does it terminate with the first match?
– Quarkly
Feb 14 '19 at 18:02
1
At least accor...
Get just the filename from a path in a Bash script [duplicate]
...asy way to get the file name from a path:
echo "$PATH" | rev | cut -d"/" -f1 | rev
To remove the extension you can use, assuming the file name has only ONE dot (the extension dot):
cut -d"." -f1
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Tools to get a pictorial function call graph of code [closed]
...thub.io/html/Home.html
Test program:
int f2(int i) { return i + 2; }
int f1(int i) { return f2(2) + i + 1; }
int f0(int i) { return f1(1) + f2(2); }
int pointed(int i) { return i; }
int not_called(int i) { return 0; }
int main(int argc, char **argv) {
int (*f)(int);
f0(1);
f1(1);
...