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Logical operators for boolean indexing in Pandas
...Error: The truth value of an array is ambiguous. Use a.empty, a.any() or a.all().
when used as a boolean value. That's because its unclear when it should be True or False. Some users might assume they are True if they have non-zero length, like a Python list. Others might desire for it to be True ...
Is it possible to import a whole directory in sass using @import?
...rails/sass-rails, features glob importing.
@import "foo/*" // import all the files in the foo folder
@import "bar/**/*" // import all the files in the bar tree
To answer the concern in another answer "If you import a directory, how can you determine import order? There's no way that doesn't...
How connect Postgres to localhost server using pgAdmin on Ubuntu?
...tgres trust
Restart the server
sudo service postgresql restart
Login into psql and set password
psql -U postgres
ALTER USER postgres with password 'new password';
Again open the file pg_hba.conf and change this line:
Database administrative login ...
In Python, how do I determine if an object is iterable?
...e a method like isiterable ? The only solution I have found so far is to call
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How can I copy the content of a branch to a new local branch?
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Where can I find my Azure account name and account key?
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Agree w/dunnry, but... for services like AzureWatch or tools like Cerebrata Cloud Storage Studio, you'll need to offer up a key. And it's nice to have the 'regenerate' capability if you cancel your service or have your laptop access compromised.
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How do I read any request header in PHP
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IF: you only need a single header, instead of all headers, the quickest method is:
<?php
// Replace XXXXXX_XXXX with the name of the header you need in UPPERCASE (and with '-' replaced by '_')
$headerStringValue = $_SERVER['HTTP_XXXXXX_XXXX'];
ELSE IF: you run PHP...
Convert sqlalchemy row object to python dict
...of a SQLAlchemy object, like the following::
for u in session.query(User).all():
print u.__dict__
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Among $_REQUEST, $_GET and $_POST which one is the fastest?
...what my application should do (i.e. one or the other, but not both) : generally speaking :
You should use $_GET when someone is requesting data from your application.
And you should use $_POST when someone is pushing (inserting or updating ; or deleting) data to your application.
Either way, the...
What is a “feature flag”?
... deploying new code" means that the configs are served by the feature flag service and your application accesses the values by pulling that config file. This way you can be sure that changing a value does not need any kind of re-deployment of the app. On top of that it lets you create rules so you ...