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What does “dereferencing” a pointer mean?
...ocess's memory, 2 the third, 3 the fourth and so on....
What happened to 0 and the first byte? Well, we'll get to that later - see null pointers below.
For a more accurate definition of what pointers store, and how memory and addresses relate, see "More about memory addresses, and why you probabl...
How to REALLY show logs of renamed files with git?
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CB BaileyCB Bailey
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How to get multiple counts with one SQL query?
...or_id,
count(*) AS total,
sum(case when level = 'exec' then 1 else 0 end) AS ExecCount,
sum(case when level = 'personal' then 1 else 0 end) AS PersonalCount
FROM yourtable
GROUP BY distributor_id
share
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Accessing elements of Python dictionary by index
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
...shCode() {
int result = firstName != null ? firstName.hashCode() : 0;
result = 31 * result + (lastName != null ? lastName.hashCode() : 0);
return result;
}
public String toString() {
return "Person(" + firstName + "," + lastName + ")";
}
}
Then, in usag...
Logical operator in a handlebars.js {{#if}} conditional
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edited Jun 10 '13 at 18:24
Peter Bratton
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jQuery Set Cursor Position in Text Area
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$("#set-textarea").click(function() {
setCaretToPos($("#the-textarea")[0], 10)
});
$("#set-input").click(function() {
setCaretToPos($("#the-input")[0], 10);
});
<textarea id="the-textarea" cols="40" rows="4">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tem...
How can I pass selected row to commandLink inside dataTable or ui:repeat?
...the requirement.
If your servletcontainer supports a minimum of Servlet 3.0 / EL 2.2, then just pass it as an argument of action/listener method of UICommand component or AjaxBehavior tag. E.g.
<h:commandLink action="#{bean.insert(item.id)}" value="insert" />
In combination with:
public v...
How to check if a variable is a dictionary in Python?
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You could use if type(ele) is dict or use isinstance(ele, dict) which would work if you had su...