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How do I run all Python unit tests in a directory?
...u want discovered needs to have a init.py. If they do, they will get found by the discover command. Just tried it, it worked.
– Emil Stenström
Jun 5 '16 at 12:45
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Convert dmesg timestamp to custom date format
...RHEL/CentOS 6, I liked the "dmesg_with_human_timestamps" function provided by lucas-cimon earlier. It has a bit of trouble with some of our boxes with large uptime though. Turns out that kernel timestamps in dmesg are derived from an uptime value kept by individual CPUs. Over time this gets out of s...
How does Django's Meta class work?
I am using Django which allows people to add extra parameters to a class by using class Meta .
6 Answers
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How do I view cookies in Internet Explorer 11 using Developer Tools
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Click on the Network button
Enable capture of network traffic by
clicking on the green triangular button in top toolbar
Capture some network traffic by interacting with the page
Click on DETAILS/Cookies
Step through each captured traffic segment; detailed
information about cookies will ...
What is the maximum size of a web browser's cookie's key?
...f you want to support most browsers, I suggest keeping the name under 4000 bytes, and the overall cookie size under 4093 bytes.
One thing to be careful of: if the name is too big you cannot delete the cookie (at least in JavaScript). A cookie is deleted by updating it and setting it to expire. If t...
How to determine if a number is a prime with regex?
...A group is anything in parentheses, which will then be captured and stored by the regex engine for later use. A backreference is a matched group that is used later on in the same regex.
The group captures 1 character, then 1 or more of any character. (The + character means one or more, but ONLY of ...
Why does “git difftool” not open the tool directly?
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The answer by @ZJR seems to be most people's preferred answer (including me).
– Jono
Apr 3 '14 at 22:24
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How can I change property names when serializing with Json.net?
...n't want to always use the same rename property, renaming can also be done by creating a custom resolver.
For example, if you have a class called MyCustomObject, that has a property called LongPropertyName, you can use a custom resolver like this…
public class CustomDataContractResolver : Defau...
How to implement classic sorting algorithms in modern C++?
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Algorithmic building blocks
We begin by assembling the algorithmic building blocks from the Standard Library:
#include <algorithm> // min_element, iter_swap,
// upper_bound, rotate,
// partition,
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What is the difference between class and instance attributes?
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The difference is that the attribute on the class is shared by all instances. The attribute on an instance is unique to that instance.
If coming from C++, attributes on the class are more like static member variables.
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