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How can I use a local image as the base image with a dockerfile?
I'm working on a dockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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lexers vs parsers
...at parsers and lexers have in common:
They read symbols of some alphabet from their input.
Hint: The alphabet doesn't necessarily have to be of letters. But it
has to be of symbols which are atomic for the language
understood by parser/lexer.
Symbols for the lexer: ASCII characters.
Symbols for ...
Handling exceptions from Java ExecutorService tasks
...
From the docs:
Note: When actions are enclosed in
tasks (such as FutureTask) either
explicitly or via methods such as
submit, these task objects catch and
maintain computational exceptions, and
so they do not ca...
Sell me on const correctness
... be more of a pain than a help in C++. But then again, I'm coming at this from the python perspective: if you don't want something to be changed, don't change it. So with that said, here are a few questions:
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Which @NotNull Java annotation should I use?
...we can do is to find a pragmatic solution and mine is as follows:
Syntax
From a purely stylistic standpoint I would like to avoid any reference to IDE, framework or any toolkit except Java itself.
This rules out:
android.support.annotation
edu.umd.cs.findbugs.annotations
org.eclipse.jdt.annotat...
Download a single folder or directory from a GitHub repo
How can I download only a specific folder or directory from a remote Git repo hosted on GitHub?
36 Answers
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What's the difference between xsd:include and xsd:import?
...
Use xsd:include to bring in an XSD from the same or no namespace.
Use xsd:import to bring in an XSD from a different namespace.
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How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...version; You should even be able to copy & paste your views as a whole from your existing interface to the .xib file.
To test this out I created a new empty .xib named "MyCustomTimerView.xib". Then I added a view, and to that added a label and two buttons. Like So:
I created a new objective-...
Using Django time/date widgets in custom form
...get / AdminSplitDateTime (replace 'mydate' etc with the proper field names from your model):
from django import forms
from my_app.models import Product
from django.contrib.admin import widgets
class ProductForm(forms.ModelForm):
class Meta:
model ...
remove None value from a list without removing the 0 value
...n't recommend this code - it's just for scientific purposes)
>>> from operator import is_not
>>> from functools import partial
>>> L = [0, 23, 234, 89, None, 0, 35, 9]
>>> filter(partial(is_not, None), L)
[0, 23, 234, 89, 0, 35, 9]
...