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Javascript: How to loop through ALL DOM elements on a page?
...ments in a page:
var all = document.getElementsByTagName("*");
for (var i=0, max=all.length; i < max; i++) {
// Do something with the element here
}
Note that you could use querySelectorAll(), if it's available (IE9+, CSS in IE8), to just find elements with a particular class.
if (document...
How to update column with null value
...pecial syntax:
CREATE TABLE your_table (some_id int, your_column varchar(100));
INSERT INTO your_table VALUES (1, 'Hello');
UPDATE your_table
SET your_column = NULL
WHERE some_id = 1;
SELECT * FROM your_table WHERE your_column IS NULL;
+---------+-------------+
| some_id | your_column |
+---...
How to remove an item from an array in AngularJS scope?
...
10 Answers
10
Active
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PHP Multidimensional Array Searching (Find key by specific value)
... |
edited Oct 4 '15 at 13:08
mukama
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answered Nov 1...
C++ convert hex string to signed integer
...est answer for newer code would probably look like this:
std::string s = "0xfffefffe";
unsigned int x = std::stoul(s, nullptr, 16);
NOTE: Below is my original answer, which as the edit says is not a complete answer. For a functional solution, stick the code above the line :-).
It appears that ...
How does “cat
...
answered Mar 23 '10 at 13:58
kennytmkennytm
451k9292 gold badges980980 silver badges958958 bronze badges
...
Stretch and scale CSS background
...
270
For modern browsers, you can accomplish this by using background-size:
body {
background-im...
Get person's age in Ruby
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410
I know I'm late to the party here, but the accepted answer will break horribly when trying to wo...
Medium-size Clojure sample application?
...
answered Dec 14 '09 at 16:48
macmac
9,33644 gold badges3131 silver badges5151 bronze badges
...
Is there a goto statement in Java?
...
201
The Java keyword list specifies the goto keyword, but it is marked as "not used".
It was in th...