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In Python, how do you convert seconds since epoch to a `datetime` object?
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datetime.datetime.fromtimestamp will do, if you know the time zone, you could produce the same output as with time.gmtime
>>> datetime.datetime.fromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 11, 19, 54)
or
>>> ...
What is an example of the Liskov Substitution Principle?
... to model this with inheritance. However if in code you made Square derive from Rectangle, then a Square should be usable anywhere you expect a Rectangle. This makes for some strange behavior.
Imagine you had SetWidth and SetHeight methods on your Rectangle base class; this seems perfectly logical...
How to define custom exception class in Java, the easiest way?
...st set the Superclass field to java.lang.Exception and check "Constructors from superclass" and it will generate the following:
package com.example.exception;
public class MyException extends Exception {
public MyException() {
// TODO Auto-generated constructor stub
}
public ...
When should I use OWIN Katana?
...redistributable middlewares that can impact the request/response coming to/from your application, but keep these modules separated from the application code.
To persuade yourself of the benefits of this modular approach, take a look at the nuget packages available for OWIN : http://www.nuget.org/p...
Setting git parent pointer to a different parent
...HAs no longer matching theirs for the "same" commits. (See the "RECOVERING FROM UPSTREAM REBASE" section of the linked man page for details.)
That said, if you're currently on a branch with some commits that you want to move to a new parent, it'd look something like this:
git rebase --onto <ne...
How to add Options Menu to Fragment in Android
I am trying to add an item to the options menu from a group of fragments.
20 Answers
2...
Close Window from ViewModel
..., WinForms Form, UWP Application or even a WPF Grid. It decouples the view from the viewmodel.
– Joel
Jun 20 '17 at 12:16
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Can I store the .git folder outside the files I want tracked?
...he myfiles folder, so I thought I could create ./backup/git_repos/myfiles. From looking at the git docs, I've tried doing this:
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How to make gradient background in android
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@Pratik Sharma How i can specify to start this gradiant from a specific portion? i mean i just want to start color change from right side a little bit
– User
Mar 17 '17 at 7:55
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What methods of ‘clearfix’ can I use?
...pose!
Thierry also offers: "A word of caution: if you start a new project from scratch, go for it, but don’t swap this technique with the one you have now, because even though you do not support oldIE, your existing rules prevent collapsing margins."
Micro Clearfix
The most recent and globall...