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Uncaught ReferenceError: $ is not defined?
How come this code throws an
39 Answers
39
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How do Python's any and all functions work?
...respectively.
any
any will return True when at least one of the elements is Truthy. Read about Truth Value Testing.
all
all will return True only when all the elements are Truthy.
Truth table
+-----------------------------------------+---------+---------+
| ...
How do I iterate over an NSArray?
....5+/iOS.
for (id object in array) {
// do something with object
}
This construct is used to enumerate objects in a collection which conforms to the NSFastEnumeration protocol. This approach has a speed advantage because it stores pointers to several objects (obtained via a single method call)...
System.currentTimeMillis vs System.nanoTime
What I would like to know is whether I should use System.currentTimeMillis() or System.nanoTime() when updating my object's positions in my game? Their change in movement is directly proportional to the elapsed time since the last call and I want to be as precise as possible.
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Removing duplicate rows in Notepad++
Is it possible to remove duplicated rows in Notepad++, leaving only a single occurrence of a line?
12 Answers
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jQuery Ajax calls and the Html.AntiForgeryToken()
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I use a simple js function like this
AddAntiForgeryToken = function(data) {
data.__RequestVerificationToken = $('#__AjaxAntiForgeryForm input[name=__RequestVerificationToken]').val();
return data;
};
Since every form on a page will have the same va...
How to test if string exists in file with Bash?
...
grep -Fxq "$FILENAME" my_list.txt
The exit status is 0 (true) if the name was found, 1 (false) if not, so:
if grep -Fxq "$FILENAME" my_list.txt
then
# code if found
else
# code if not found
fi
Explanation
Here are the relevant sections of th...
How to ignore the certificate check when ssl
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Since there is only one global ServicePointManager, setting ServicePointManager.ServerCertificateValidationCallback will yield the result that all subsequent requests will inherit this policy. Since it is a global "setting" it would be p...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
... multi-dimensional arrays, the current best option in Haskell, in my view, is repa.
Repa provides high performance, regular, multi-dimensional, shape polymorphic parallel arrays. All numeric data is stored unboxed. Functions written with the Repa combinators are automatically parallel provided y...
Is there an ExecutorService that uses the current thread?
What I am after is a compatible way to configure the use of a thread pool or not. Ideally the rest of the code should not be impacted at all. I could use a thread pool with 1 thread but that isn't quite what I want. Any ideas?
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