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How to secure MongoDB with username and password

...er( { user: "myNormalUser", pwd: "xyz123", roles: [ { role: "readWrite", db: "some_db" }, { role: "read", db: "some_other_db" } ] } ) 4) Stop the MongoDB instance and start it again with access control. mongod --auth --dbpath /data/db 5) Connect and authenticate as ...
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Getting Python error “from: can't read /var/mail/Bio”

... I ran into a similar error "from: can't read /var/mail/django.test.utils" when trying to run a command >>> from django.test.utils import setup_test_environment >>> setup_test_environment() in the tutorial at https://docs.djangoproject.com/en/1...
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How to read the output from git diff?

...it is not in example diff). As Donal Fellows said it is best to practice reading diffs on real-life examples, where you know what you have changed. References: git-diff(1) manpage, section "Generating patches with -p" (diff.info)Detailed Unified node, "Detailed Description of Unified Format". ...
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Create, read, and erase cookies with jQuery [duplicate]

Somebody help me. How to create, read and erase some cookies with jQuery ? 4 Answers ...
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Chmod 777 to a folder and all contents [duplicate]

... -w- 010 3 Write and execute -wx 011 4 Only read r-- 100 5 Read and execute r-x 101 6 Read and write rw- 110 7 Read, write, and execute rwx 111 First Number 7 - Read, write, and execute for th...
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What do I need to read to understand how git works? [closed]

... The Thing About Git is both fun and informative reading. – Emil Lundberg Jan 17 '12 at 20:28 add a comment  |  ...
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socket.shutdown vs socket.close

...and the socket is not deallocated. On the other hand calling shutdown for reading and writing closes the underlying connection and sends a FIN / EOF to the peer regardless of how many processes have handles to the socket. However, it does not deallocate the socket and you still need to call close ...
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Create an empty data.frame

... If you already have an existent data frame, let's say df that has the columns you want, then you can just create an empty data frame by removing all the rows: empty_df = df[FALSE,] Notice that df still contains the data, but empty_...
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Reading and writing binary file

I'm trying to write code to read a binary file into a buffer, then write the buffer to another file. I have the following code, but the buffer only stores a couple of ASCII characters from the first line in the file and nothing else. ...
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What is the difference between SAX and DOM?

I read some articles about the XML parsers and came across SAX and DOM . 10 Answers ...