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How to modify a global variable within a function in bash?
...4 20171129-132414 20171129-132414 20171129-132414 20171129-132414
This already looks very good. (But there still is the local -n which does not work in oder common bash 3.x)
Avoid changing d()
The last solution has some big flaws:
d() needs to be altered
It needs to use some internal details ...
Dealing with commas in a CSV file
...aid, you need to escape values that include quotes. Here’s a little CSV reader in C♯ that supports quoted values, including embedded quotes and carriage returns.
By the way, this is unit-tested code. I’m posting it now because this question seems to come up a lot and others may not want an ...
Removing trailing newline character from fgets() input
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Any C runtime library that is thread aware (which is to say, most any that target a multi-threaded platform), strtok() will be thread safe (it will use thread local storage for the 'inter-call' state). That said, it's still generally better to use the non-s...
In what order do static/instance initializer blocks in Java run?
...n a class, such blocks are run in the order they appear in the code. I've read that it's the same across classes, but some sample code I wrote disagrees with that. I used this code:
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Why are Subjects not recommended in .NET Reactive Extensions?
..., how do we publish it?
I would imagine that you would want a dedicated thread for polling. You wouldn't want some other coder hammering the ThreadPool/TaskPool and leaving you in a ThreadPool starvation situation. Alternatively you don't want the hassle of context switching (I guess). So assume we...
How can I convert an RGB image into grayscale in Python?
I'm trying to use matplotlib to read in an RGB image and convert it to grayscale.
12 Answers
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Is GridFS fast and reliable enough for production?
... present in the grid... or... deliver it to the visitors browser if it's already stored in the grid. So, this could be called as a 'traditional cdn schema'.
We have stored and processed 4 million images on this server since it's up and running. The resize and store stuff is done by a simple php scr...
C pointer to array/array of pointers disambiguation
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I should have re-read what I wrote. I meant 4 for each pointer. Thanks for the help!
– George
May 13 '09 at 18:59
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Hidden Features of PHP? [closed]
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@Phoexo "little bit less read-able" ??? I never understanded and will never understand MSDN, while PHP docs are easy and clear.
– lauriys
Feb 13 '10 at 12:13
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What's the correct way to sort Python `import x` and `from x import y` statements?
...various places beside PEP 8.
Alphabetically sorted modules are quicker to read and searchable. After all python is all about readability.
Also It is easier to verify that something is imported, and avoids duplicated imports
There is nothing available in PEP 8 regarding sorting.So its all about cho...