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Regex for string not ending with given suffix

I have not been able to find a proper regex to match any string not ending with some condition. For example, I don't want to match anything ending with an a . ...
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[] and {} vs list() and dict(), which is better?

...d that they are both essentially the same thing, but in terms of style, which is the better (more Pythonic) one to use to create an empty list or dict? ...
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Increase heap size in Java

I am working on a Windows 2003 server (64-bit) with 8 GB RAM. How can I increase the heap memory maximum? I am using the -Xmx1500m flag to increase the heap size to 1500 Mb. Can I increase the heap memory to 75% of physical memory (6 GB Heap)? ...
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How do you convert a time.struct_time object into a datetime object?

How do you convert a Python time.struct_time object into a datetime.datetime object? 3 Answers ...
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How do I allow HTTPS for Apache on localhost?

I was asked to set up HTTPS with a self-signed cert on Apache on localhost, but how do I actually do that? I have no idea at all. ...
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Static Block in Java [duplicate]

I was looking over some code the other day and I came across: 7 Answers 7 ...
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How to select the row with the maximum value in each group

In a dataset with multiple observations for each subject I want to take a subset with only the maximum data value for each record. For example, with a following dataset: ...
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How do I fix "The expression of type List needs unchecked conversion…'?

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Vim: Close All Buffers But This One

How can I close all buffers in Vim except the one I am currently editing? 13 Answers 1...
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How do I merge two javascript objects together in ES6+?

I'm sick of tired of always having to write code like this: 6 Answers 6 ...