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Should import statements always be at the top of a module?
...an prevent circular dependencies.
For example, if you have 2 modules, X.py and Y.py, and they both need to import each other, this will cause a circular dependency when you import one of the modules causing an infinite loop. If you move the import statement in one of the modules then it won't try to...
How far can memory leaks go?
...erating system maintains: memory, open files, network connections, window handles...
That said, if the program is running on an embedded system without an operating system, or with a very simple or buggy operating system, the memory might be unusable until a reboot. But if you were in that situatio...
Throttling method calls to M requests in N seconds
...xed size of M. Each time the method is called, you check the oldest entry, and if it's less than N seconds in the past, you execute and add another entry, otherwise you sleep for the time difference.
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How do you read a file into a list in Python? [duplicate]
I want to prompt a user for a number of random numbers to be generated and saved to a file. He gave us that part. The part we have to do is to open that file, convert the numbers into a list, then find the mean, standard deviation, etc. without using the easy built-in Python tools.
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HTTP GET Request in Node.js Express
...I need to connect to another service. I am hoping the call is asynchronous and that the callback contains the remote server's response.
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How to keep the spaces at the end and/or at the beginning of a String?
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&#160 doesn't work... xml editor gives an error and you can't to build the project... \u0020 works fine!
– jcamacho
Jul 29 '13 at 8:18
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How to install a node.js module without using npm?
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You need to download their source from the github. Find the main file and then include it in your main file.
An example of this can be found here > How to manually install a node.js module?
Usually you need to find the source and go through the package.json file. There you can find which i...
What is “with (nolock)” in SQL Server?
...alent of using READ UNCOMMITED as a transaction isolation level. So, you stand the risk of reading an uncommitted row that is subsequently rolled back, i.e. data that never made it into the database. So, while it can prevent reads being deadlocked by other operations, it comes with a risk. In a bank...
What is eager loading?
...on't do any calculations until you access an element of the result matrix; and
Over-eager loading: this is where you try and anticipate what the user will ask for and preload it.
I hope that makes sense in the context you're seeing it.
Let me give you a "Webby" example.
Imagine a page with rollo...
Twitter bootstrap 3 two columns full height
...ull-height columns (due to the custom css-table properties which we added) and with ratio 1:3 (Navigation:Content) for medium screen widths and above - (due to bootstrap's default classes: col-md-3 and col-md-9)
NB:
1) In order not to mess up bootstrap's native column classes we add another clas...