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Cast to int vs floor
... Even when the result is positive it's not guaranteed. See this and this.
– user202729
May 16 '18 at 3:38
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Static fields on a null reference in Java
...ver you access a static variable or method with objects at compile time it converted to Class name. eg:
Main main = null;
System.out.println(main.value);
It will print the value of static variable value because at compile time It will be converted to
System.out.println(Main.value);
Proof:
do...
android edittext onchange listener
...r if the user presses the done button (this depends on your implementation and on what fits the best for you).
Second, you can't get an EditText instance within the TextWatcher only if you have declared the EditText as an instance object. Even though you shouldn't edit the EditText within the TextW...
What does int argc, char *argv[] mean?
In many C++ IDE's and compilers, when it generates the main function for you, it looks like this:
8 Answers
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Python Remove last 3 characters of a string
...ers are so I can't use rstrip , I also need to remove any white space and convert to upper-case
10 Answers
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How to subtract date/time in JavaScript? [duplicate]
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You can use getTime() method to convert the Date to the number of milliseconds since January 1, 1970. Then you can easy do any arithmetic operations with the dates. Of course you can convert the number back to the Date with setTime(). See here an example.
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Declaring pointers; asterisk on the left or right of the space between the type and name? [duplicate
I've seen mixed versions of this in a lot of code. (This applies to C and C++, by the way.) People seem to declare pointers in one of two ways, and I have no idea which one is correct, of if it even matters.
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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
I have a computer with 1 MB of RAM and no other local storage. I must use it to accept 1 million 8-digit decimal numbers over a TCP connection, sort them, and then send the sorted list out over another TCP connection.
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Rails: how do I validate that something is a boolean?
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This does not work, as any string eg, "foo" will be converted into true.
– Ka Mok
Jun 4 '18 at 22:55
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What's the best way to parse a JSON response from the requests library?
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response = requests.get(...)
json_data = json.loads(response.text)
This converts a given string into a dictionary which allows you to access your JSON data easily within your code.
Or you can use @Martijn's helpful suggestion, and the higher voted answer, response.json().
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