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What does “javascript:void(0)” mean?
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1081
The void operator evaluates the given
expression and then returns undefined.
The voi...
Can a class extend both a class and implement an Interface
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180
Try it the other way around:
class database extends mysqli implements databaseInterface { ...}
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Invalid URI: The format of the URI could not be determined
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answered Sep 9 '10 at 8:46
CJBrewCJBrew
2,33311 gold badge1818 silver badges2626 bronze badges
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How do I fetch lines before/after the grep result in bash?
... use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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improve this answer
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How to add a custom button state
... details:
First, create file "res/values/attrs.xml":
<?xml version="1.0" encoding="utf-8"?>
<resources>
<declare-styleable name="food">
<attr name="state_fried" format="boolean" />
<attr name="state_baked" format="boolean" />
</declare-style...
Oracle PL/SQL - How to create a simple array variable?
...for a fixed-size array:
declare
type array_t is varray(3) of varchar2(10);
array array_t := array_t('Matt', 'Joanne', 'Robert');
begin
for i in 1..array.count loop
dbms_output.put_line(array(i));
end loop;
end;
Or TABLE for an unbounded array:
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type array_t is table of v...
#ifdef in C#
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answered Jun 10 '09 at 12:50
heavydheavyd
15.9k55 gold badges5353 silver badges6969 bronze badges
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What is the maximum float in Python?
...ort sys
>>> sys.float_info
sys.floatinfo(max=1.7976931348623157e+308, max_exp=1024, max_10_exp=308, min=2.2
250738585072014e-308, min_exp=-1021, min_10_exp=-307, dig=15, mant_dig=53, epsil
on=2.2204460492503131e-16, radix=2, rounds=1)
Specifically, sys.float_info.max:
>>> sys.fl...
How can I pretty-print JSON using node.js?
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840
JSON.stringify's third parameter defines white-space insertion for pretty-printing. It can be a ...
JQuery .on() method with multiple event handlers to one selector
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+50
That's the other way around. You should write:
$("table.planning_grid").on({
mouseenter: function() {
// Handle mouseente...