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Facebook Architecture [closed]
I have been scrounging for articles/info about the architecture at Facebook, the challenges & ways they tackle them. What they use & why they use. How do they scale & what are the design decisions for what they do etc. Main underpinning being to learn. Knowing about sites which handles such massive ...
How do I update a Linq to SQL dbml file?
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You could also check out the PLINQO set of code generation templates, based on CodeSmith, which allow you to do a lot of neat things for and with Linq-to-SQL:
generate one file per class (instead of a single, huge file)
update your model as needed
many more f...
Add one row to pandas DataFrame
...that pandas is designed to load fully populated DataFrame but I need to create an empty DataFrame then add rows, one by one .
What is the best way to do this ?
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C read file line by line
I wrote this function to read a line from a file:
16 Answers
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Are negative array indexes allowed in C?
I was just reading some code and found that the person was using arr[-2] to access the 2nd element before the arr , like so:
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Adding a column to a data.frame
I have the data.frame below. I want to add a column that classifies my data according to column 1 ( h_no ) in that way that the first series of h_no 1,2,3,4 is class 1, the second series of h_no (1 to 7) is class 2 etc. such as indicated in the last column.
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In plain English, what does “git reset” do?
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Problems with Android Fragment back stack
I've got a massive problem with the way the android fragment backstack seems to work and would be most grateful for any help that is offered.
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Is it possible to have SSL certificate for IP address, not domain name?
...their requests. Keeping the connection to the host open, thus avoiding the setup of additional connections.
– vdstw
Dec 18 '11 at 16:58
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Trying to mock datetime.date.today(), but not working
...acosx-10.6-universal/egg/mock.py", line 620, in __enter__
TypeError: can't set attributes of built-in/extension type 'datetime.date'
This fails because Python built-in types are immutable - see this answer for more details.
In this case, I would subclass datetime.date myself and create the right ...