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How to select a single field for all documents in a MongoDB collection?
... include several fields. In the following operation, find() method returns all documents that match the query. In the result set, only the item and qty fields and, by default, the _id field return in the matching documents.
db.inventory.find( { type: 'food' }, { item: 1, qty: 1 } )
In this example ...
C++ project organisation (with gtest, cmake and doxygen)
...rs are the
basis for users to interact with what you offer and must be
installed. This means they have to be in a subdirectory (no-one wants
lots of headers ending up in top-level /usr/include/) and your
headers must be able to include themselves with such a setup.
└── prj
├── inclu...
What is the largest TCP/IP network port number allowable for IPv4?
...wever ports are divided into:
Well-known ports: 0 to 1023 (used for system services e.g. HTTP, FTP, SSH, DHCP ...)
Registered/user ports: 1024 to 49151 (you can use it for your server, but be careful some famous applications: like Microsoft SQL Server database management system (MSSQL) server or Apa...
Using logging in multiple modules
I have a small python project that has the following structure -
11 Answers
11
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Get all related Django model objects
How can I get a list of all the model objects that have a ForeignKey pointing to an object? (Something like the delete confirmation page in the Django admin before DELETE CASCADE).
...
IISExpress returns a 503 error from remote machines
...3351:localhost" />
</bindings>
add autorun for ISS Express start service automatically
<site name="NeuronCharts" id="2" serverAutoStart="true">
Add some weird rules to http server (I still do not know if this is nesseary)
netsh http add urlacl url=http://mylocaldomain.com:53351/...
GitHub Windows client behind proxy
...p proxy, edit cntlm.ini file with the output of cntlm, restart the windows service. Update .gitconfig with:
[https] proxy = localhost:3128
[http] proxy = localhost:3128
Now cntlm will do all the authentication, and you'll be able to use GitHub(and Dropbox, btw) behind the corp proxy. At least unt...
Default filter in Django admin
How can I change the default filter choice from 'ALL'? I have a field named as status which has three values: activate , pending and rejected . When I use list_filter in Django admin, the filter is by default set to 'All' but I want to set it to pending by default.
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SmtpException: Unable to read data from the transport connection: net_io_connectionclosed
... those who stumble upon this problem in the future:
Back in the day, when services wanted to also offer encryption they were assigned a different port number, and on that port number they immediately initiated an SSL connection. As time went on they realized it was silly to waste two port numbers f...
Editing legend (text) labels in ggplot
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