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How do I download a package from apt-get without installing it? [closed]
...stall some programs in it via USB memory, but how can I download a program from apt-get without installing it?
3 Answers
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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
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The difference from the Java API Specifications is as follows.
For ClassNotFoundException:
Thrown when an application tries to
load in a class through its string
name using:
The forName method in class Class.
The findSyst...
Calling virtual functions inside constructors
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Calling virtual functions from a constructor or destructor is dangerous and should be avoided whenever possible. All C++ implementations should call the version of the function defined at the level of the hierarchy in the current constructor and no f...
Git submodule add: “a git directory is found locally” issue
...l as rm -rf path_to_submodule, do that!
Then:
Delete the relevant lines from the .gitmodules file. e.g. delete these:
[submodule "path_to_submodule"]
path = path_to_submodule
url = https://github.com/path_to_submodule
Delete the relevant section from .git/config. e.g. delete these:
[sub...
Multithreading: What is the point of more threads than cores?
...ads running at a time? Wouldn't they just be stealing time (CPU Resources) from each other?
17 Answers
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Convert .pem to .crt and .key
...and to extract/convert the certificate .crt and private key .key files from a .pem file? I just read they are interchangable, but not how.
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Store JSON object in data attribute in HTML jQuery
...ttonIndex = $(this).data('index'); and then I get the corresponding object from the previously saved like this: $objects[buttonIndex]. This works fine, not sure if it's the correct way of doing it. Thanks for your feedback!
– zumzum
Dec 17 '11 at 7:35
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What is the best way to compute trending topics or tags?
...scores.
Please see Wikipedia for more information, about z-scores.
Code
from math import sqrt
def zscore(obs, pop):
# Size of population.
number = float(len(pop))
# Average population value.
avg = sum(pop) / number
# Standard deviation of population.
std = sqrt(sum(((c - ...
Python dictionary from an object's fields
Do you know if there is a built-in function to build a dictionary from an arbitrary object? I'd like to do something like this:
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Find file name from full file path
Is there a way to extract the file name from the file full path (part of a file path) without the hassle of manipulating string?
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