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Why is the clone() method protected in java.lang.Object?
...ails to serve this purpose ... This is a highly atypical use of interfaces and not one to be emulated ... In order for implementing the interface to have any effect on a class, it and all of its superclasses must obey a fairly complex, unenforceable and largely undocumented protocol"
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Change branch base
... demo PRO
Basically, you take all the commits from after demo up to PRO, and rebase them onto the master commit.
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Understanding “randomness”
I can't get my head around this, which is more random?
28 Answers
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Make div (height) occupy parent remaining height
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Expanding the #down child to fill the remaining space of #container can be accomplished in various ways depending on the browser support you wish to achieve and whether or not #up has a defined height.
Samples
.container {...
What is the difference between location list and quickfix list in vim
The following is from the documentation about the quickfix list and location list. But I am not sure what actually different. The image below shows the same things from the location list and quickfix list. When do I use one or another in vimgrep and lvimgrep.
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Can constructors be async?
...onstructor acts very similarly to a method returning the constructed type. And async method can't return just any type, it has to be either “fire and forget” void, or Task.
If the constructor of type T actually returned Task<T>, that would be very confusing, I think.
If the async constru...
npm throws error without sudo
I just installed node and npm through the package on nodejs.org and whenever I try to search or install something with npm it throws the following error, unless I sudo the command. I have a feeling this is a permissions issue? I am already the admin.
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Redirect non-www to www in .htaccess
... ^(.*)$ http://www.%{HTTP_HOST}/$1 [R=301,L]
If you need to support http and https and preserve the protocol choice try the following:
RewriteRule ^login\$ https://www.%{HTTP_HOST}/login [R=301,L]
Where you replace login with checkout.php or whatever URL you need to support HTTPS on.
I'd argue...
I want to delete all bin and obj folders to force all projects to rebuild everything
I work with multiple projects, and I want to recursively delete all folders with the name 'bin' or 'obj' that way I am sure that all projects will rebuild everything (sometimes it's the only way to force Visual Studio to forget all about previous builds).
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How do I write good/correct package __init__.py files
...s.python.org/tutorial/modules.html#importing-from-a-package
using __all__ and import * is redundant, only __all__ is needed
I think one of the most powerful reasons to use import * in an __init__.py to import packages is to be able to refactor a script that has grown into multiple scripts without ...