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How to set a cookie for another domain
Say I have a website called a.com , and when a specific page of this site is loaded, say page link, I like to set a cookie for another site called b.com , then redirect the user to b.com .
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Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
I am new to message brokers like RabbitMQ which we can use to create tasks / message queues for a scheduling system like Celery .
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List of lists changes reflected across sublists unexpectedly
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When you write [x]*3 you get, essentially, the list [x, x, x]. That is, a list with 3 references to the same x. When you then modify this single x it is visible via all three references to it:
x = [1] * 4
l = [x] * 3
print(f"id(x): {id...
Find out if string ends with another string in C++
How can I find out if a string ends with another string in C++?
20 Answers
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Possible heap pollution via varargs parameter
I understand this occurs with Java 7 when using varargs with a generic type;
5 Answers
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Does Android support near real time push notification?
I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications to apps notifications to apps .
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What are the key differences between Scala and Groovy? [closed]
...ted languages for the JVM that have lambdas and closures and interoperate with Java. Other than that, they're extremely different.
Groovy is a "dynamic" language in not only the sense that it is dynamically typed but that it supports dynamic meta-programming.
Scala is a "static" language in that ...
Type safety: Unchecked cast
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Well, first of all, you're wasting memory with the new HashMap creation call. Your second line completely disregards the reference to this created hashmap, making it then available to the garbage collector. So, don't do that, use:
private Map<String, String> so...
How to center a Window in Java?
...LocationRelativeTo(null) on the
dialog box, frame, or window to center
it.
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Saving a Numpy array as an image
I have a matrix in the type of a Numpy array. How would I write it to disk it as an image? Any format works (png, jpeg, bmp...). One important constraint is that PIL is not present.
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