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Django - limiting query results
...order a query once a slice has been taken"
According to the documentation https://docs.djangoproject.com/en/dev/topics/db/queries/#limiting-querysets forcing the “step” parameter of Python slice syntax evaluates the Query. It works this way:
Model.objects.all().order_by('-id')[:10:1]
Still I...
What's the difference between jQuery's replaceWith() and html()?
...is is faster but only if you need to call this function many times.
See: https://jsperf.com/jquery-html-vs-empty-append-test
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File content into unix variable with newlines
... values. If the file contents contain newlines, so will the env var.
See https://pypi.python.org/pypi/envdir
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Rails update_attributes without save?
...gn_attributes
update_attributes = deprecated, alias of update
Source:
https://github.com/rails/rails/blob/master/activerecord/lib/active_record/persistence.rb
https://github.com/rails/rails/blob/master/activerecord/lib/active_record/attribute_assignment.rb
Another cheat sheet:
http://www.david...
Flask-SQLAlchemy import/context issue
...
an original app.py: https://flask-sqlalchemy.palletsprojects.com/en/2.x/quickstart/
...
app = flask.Flask(__name__)
app.config['DEBUG'] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:////tmp/test.db'
db = flask.ext.sqlalchemy.SQLAlchem...
How to generate string of a certain length to insert into a file to meet a file size criteria?
...ed a portable WPF app that easily creates 'junk' files of almost any size: https://github.com/webmooch/FileCreator
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No module named setuptools
...ersions here's how to install it (on Windows, using Python 3.3):
Download https://bootstrap.pypa.io/get-pip.py
>c:\Python33\python.exe get-pip.py
Downloading/unpacking pip
Downloading/unpacking setuptools
Installing collected packages: pip, setuptools
Successfully installed pip setuptools
Clean...
Can functions be passed as parameters?
...string { return "" })
}
Play: http://play.golang.org/p/XNMtrDUDS0
Tour: https://tour.golang.org/moretypes/25 (Function Closures)
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Twitter Bootstrap Button Text Word Wrap
...p">Lorem ipsum dolor sit amet, consectetur adipiscing elit.</a>
https://getbootstrap.com/docs/4.4/utilities/text/#text-wrapping-and-overflow
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
... the expression and I found, this issue occurs when a server changes their HTTPS SSL certificate, and our older version of java doesn’t recognize the root certificate authority (CA).
• If you can access the HTTPS URL in your browser then it is possible to update Java to recognize the root CA.
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