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What is the difference between save and export in Docker?
...is "saved" images chain into another docker instance and create containers from these images.
export will fetch the whole container : like a snapshot of a regular VM. Saves the OS of course, but also any change you made, any data file written during the container life. This one is more like a tradit...
Git pull from another repository
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In order to pull a particular branch from different repo you can use the below git command.
git pull <git_url> <branch> --allow-unrelated-histories
share
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JavaScript “new Array(n)” and “Array.prototype.map” weirdness
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From MDC (emphasis mine): "map calls a provided callback function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexes of the array which have assigned...
Create a File object in memory from a string in Java
...d add that the String data don't exist in a file (so I cannot read my data from a file).
5 Answers
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Restore file from old commit in git
...ld commit that I did a few weeks ago. I want to restore only a single file from that commit. What do I do?
4 Answers
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How to make a chain of function decorators?
...the documentation to see how decorators work. Here is what you asked for:
from functools import wraps
def makebold(fn):
@wraps(fn)
def wrapped(*args, **kwargs):
return "<b>" + fn(*args, **kwargs) + "</b>"
return wrapped
def makeitalic(fn):
@wraps(fn)
def wr...
Strip double quotes from a string in .NET
...ack to find a certain link, and then I need to remove a value in that link from the HTML text. The HTML Agility Pack quotes the attribute values, but the original HTML is not quoted. (And all this for one test.)
– Even Mien
Jul 24 '09 at 14:31
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Accessing attributes from an AngularJS directive
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See section Attributes from documentation on directives.
observing interpolated attributes: Use $observe to observe the value changes of attributes that contain interpolation (e.g. src="{{bar}}"). Not only is this very efficient but it's also t...
What is the ultimate postal code and zip regex?
...s, some can contain spaces, others dots, the number of characters can vary from two to at least six...
What you could do (theoretically) is create a seperate regex for every country in the world, not recommendable IMO. But you would still be missing on the validation part: Zip code 12345 may exist,...
how does multiplication differ for NumPy Matrix vs Array classes?
... rules of linear algebra
some code snippets to illustrate:
>>> from numpy import linalg as LA
>>> import numpy as NP
>>> a1 = NP.matrix("4 3 5; 6 7 8; 1 3 13; 7 21 9")
>>> a1
matrix([[ 4, 3, 5],
[ 6, 7, 8],
[ 1, 3, 13],
[ 7, 21, 9...