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Java heap terminology: young, old and permanent generations?
I'm trying to understand What the concepts of young , old and permanent generations are in the Java heap terminology, and more specifically the interactions between the three generations.
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What does the exclamation mark mean in a Haskell declaration?
I came across the following definition as I try to learn Haskell using a real project to drive it. I don't understand what the exclamation mark in front of each argument means and my books didn't seem to mention it.
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How do I convert a Vector of bytes (u8) to a string
I am trying to write simple TCP/IP client in Rust and I need to print out the buffer I got from the server.
3 Answers
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How to create materialized views in SQL Server?
I am going to design a DW and I heard about materialized views. Actually I want to create a view and it should update automatically when base tables are changed. Can anyone explain with an query example..
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How do I programmatically shut down an instance of ExpressJS for testing?
I'm trying to figure out how to shut down an instance of Express. Basically, I want the inverse of the .listen(port) call - how do I get an Express server to STOP listening, release the port, and shutdown cleanly?
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Why do you need to create a cursor when querying a sqlite database?
I'm completely new to Python's sqlite3 module (and SQL in general for that matter), and this just completely stumps me. The abundant lack of descriptions of cursor objects (rather, their necessity) also seems odd.
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Is it possible to set a number to NaN or infinity?
Is it possible to set an element of an array to NaN in Python?
4 Answers
4
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How can I get jquery .val() AFTER keypress event?
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Change keypress to keyup:
$(someTextInputField).on("keyup", function() {
alert($(this).val());
});
keypress is fired when the key is pressed down, keyup is fired when the key is released.
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JavaScript post request like a form submit
I'm trying to direct a browser to a different page. If I wanted a GET request, I might say
31 Answers
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Cleanest and most Pythonic way to get tomorrow's date?
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timedelta can handle adding days, seconds, microseconds, milliseconds, minutes, hours, or weeks.
>>> import datetime
>>> today = datetime.date.today()
>>> today
datetime.date(2009, 10, 1)
>>> today + datetime.tim...