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Associativity of “in” in Python?
...x in y in z!
The following are equivalent:
1 in [] in 'a'
# <=>
middle = []
# False not evaluated
result = (1 in middle) and (middle in 'a')
(1 in []) in 'a'
# <=>
lhs = (1 in []) # False
result = lhs in 'a' # False in 'a' - TypeError
1 in ([] in 'a')
# <...
Express.js - app.listen vs server.listen
...') on the third line necessary in your rewrite?
– davidx1
Oct 14 '16 at 6:07
1
...
String.replaceAll single backslashes with double backslashes
...
To avoid this sort of trouble, you can use replace (which takes a plain string) instead of replaceAll (which takes a regular expression). You will still need to escape backslashes, but not in the wild ways required with regular exp...
What is the meaning of erb?
...ftware to use it.
The original article contains more detail and a short guide to using ERB. You can also read the official docs.
Note: the quoted block above was previously posted as an answer by another user without linking to An Introduction to ERB Templating or acknowledging that it was not tha...
Setting design time DataContext on a Window is giving a compiler error?
...ypes/members. (The namespace also has a ProcessContent attribute that overrides Ignorable for specific types inside the ignored namespaces.)
Expression Blend takes advantage of this feature to do things like add design-time properties to XAML content that can be ignored at runtime.
mc:Ignorable ca...
How to add Active Directory user group as login in SQL Server
...ed and also gave database execute permeation to the master database for avoiding error 229. I do not have this issue if I create a login for a user.
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Can I create more than one repository for github pages?
...e of my root repository where I host the latest version of my website:
Inside folder "2.4.0" I can host a previous version of the same page ,which is then reachable at: http://username.github.io/REPONAME/2.4.0
This is the structure of the folder 2.4.0:
Using this methodology of sub-pages within a ...
Stash changes while keeping the changes in the working directory in Git
... by far the most straightforward explanation of --keep-index I've seen. I didn't get quite the meaning by the way it was worded on the docs.
– 40detectives
Mar 17 at 18:33
add...
What is the difference between require and require-dev sections in composer.json?
... I can think of is that because way/generators gets added as a service provider, if it's missing within the production environment, Laravel won't work.
– Daniel Hollands
Dec 21 '13 at 19:57
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Define preprocessor macro through CMake?
...to use:
add_definitions(-Dfoo) # <--------HERE THE NEW CMAKE LINE inside CMakeLists.txt
add_executable( ....)
target_link_libraries(....)
and, in order to have a preprocessor macro definition like this other one:
#define foo=5
the line is so modified:
add_definitions(-Dfoo=5) # <---...