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What's a quick way to test to see a file exists?
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edited May 23 '19 at 0:12
TheNeil
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answered ...
How to modify a global variable within a function in bash?
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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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How to programmatically set the layout_align_parent_right attribute of a Button in Relative Layout?
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640
You can access any LayoutParams from code using View.getLayoutParams. You just have to be very a...
Start thread with member function
...he syntax described above is defined in terms of the INVOKE definition (§20.8.2.1):
Define INVOKE (f, t1, t2, ..., tN) as follows:
(t1.*f)(t2, ..., tN) when f is a pointer to a member function of a class T and t1 is an object of type T or a reference to an object of
type T or a refer...
How to match any non white space character except a particular one?
... Pietzcker
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fastest (low latency) method for Inter Process Communication between Java and C/C++
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10 Answers
10
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How to add http:// if it doesn't exist in the URL?
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answered May 4 '10 at 0:30
Alix AxelAlix Axel
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split string in to 2 based on last occurrence of a separator
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120
Use rpartition(s). It does exactly that.
You can also use rsplit(s, 1).
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Sqlite LIMIT / OFFSET query
... andybalholm
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answered Jul 24 '10 at 15:05
Bill KarwinBill Karwin
437k7777...
Prevent Caching in ASP.NET MVC for specific actions using an attribute
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307
To ensure that JQuery isn't caching the results, on your ajax methods, put the following:
$.aj...