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How to modify a global variable within a function in bash?
...
var="$(myfunc)"
echo "$var"
Gives:
Hello
For a numerical value from 0-255, you can use return to pass the number as the exit status:
mysecondfunc() {
echo "Hello"
return 4
}
var="$(mysecondfunc)"
num_var=$?
echo "$var - num is $num_var"
Gives:
Hello - num is 4
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Checking user's homepage in Internet Explorer
...ow.external.isGoogleHomePage()
} catch (d) {
if (h(a)) return !0;
var c = google.promos.gpd(a, "mgmhp_hp_url");
c && g.push(c);
for (c = 0; c < g.length; c++) {
var k = g[c];
if (b = b || a.isHomePage(k)) return !0
}
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How to set response filename without forcing “save as” dialog
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answered Nov 16 '09 at 11:08
PatonzaPatonza
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What does the line “#!/bin/sh” mean in a UNIX shell script?
...38
Joey
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answered Sep 9 '11 at 19:57
Marc BMarc B
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Setup RSpec to test a gem (not Rails)
...pec manually.
I also added s.add_development_dependency "rspec", ">= 2.0.0" to gemspec and did a bundle install .
4 A...
View.setPadding accepts only in px, is there anyway to setPadding in dp?
...yMetrics().density;
int padding_in_px = (int) (padding_in_dp * scale + 0.5f);
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How to match any non white space character except a particular one?
... Pietzcker
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How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
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edited Jun 10 '18 at 18:54
answered Aug 4 '11 at 1:40
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Guaranteed lifetime of temporary in C++?
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110
The destructor for that sort of temporaries is called at the end of the full-expression. That's ...
fastest (low latency) method for Inter Process Communication between Java and C/C++
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