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Flask-SQLAlchemy import/context issue
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an original app.py: https://flask-sqlalchemy.palletsprojects.com/en/2.x/quickstart/
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app = flask.Flask(__name__)
app.config['DEBUG'] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:////tmp/test.db'
db = flask.ext.sqlalchemy.SQLAlchem...
How to get the changes on a branch in Git
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In the context of a revision list, A...B is how git-rev-parse defines it. git-log takes a revision list. git-diff does not take a list of revisions - it takes one or two revisions, and has defined the A...B syntax to mean how it's defined in the git-diff manpage. If git-diff did n...
Where is the “Fold” LINQ Extension Method?
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Will Dart support the use of existing JavaScript libraries?
...brary to use existing JavaScript code with your Dart app. Learn more here: https://www.dartlang.org/articles/js-dart-interop/
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Ruby - test for array
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You probably want to use kind_of().
>> s = "something"
=> "something"
>> s.kind_of?(Array)
=> false
>> s = ["something", "else"]
=> ["something", "else"]
>> s.kind_of?(Array)
=> true
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Eclipse Kepler for OS X Mavericks request Java SE 6
... made a clean installation of OS X Mavericks , and I have downloaded Eclipse Kepler , but if I execute it, gives me this message:
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What is the equivalent of “!=” in Excel VBA?
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Array.sort() doesn't sort numbers correctly [duplicate]
...em in dictionary order), which is the default sort behavior in Javascript:
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/sort
array.sort([compareFunction])
Parameters
compareFunction
Specifies a function that defines the sort order. If omitted, the array is sorted lexi...
How can two strings be concatenated?
How can I concatenate (merge, combine) two values?
For example I have:
12 Answers
12
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Using :after to clear floating elements
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