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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
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First, you have to learn to think like a Language Lawyer.
The C++ specification does not make reference to any particular compiler, operating system, or CPU. It makes reference to an abstract machine that is a generalization of actual systems. In the Lan...
rails 3 validation on uniqueness on multiple attributes
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Jason Swett
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answered Jul 18 '10 at 15:55
Christian Lesc...
Inline elements shifting when made bold on hover
I created a horizontal menu using a HTML lists and CSS. Everything works as it should except when you hover over the links. You see, I created a bold hover state for the links, and now the menu links shift because of the bold size difference.
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What's the “average” requests per second for a production web application?
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OpenStreetMap seems to have 10-20 per second
Wikipedia seems to be 30000 to 70000 per second spread over 300 servers (100 to 200 requests per second per machine, most of which is caches)
Geograph is getting 7000 images per week (1 upload per 95 seconds)
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How can I make pandas dataframe column headers all lowercase?
I want to make all column headers in my pandas data frame lower case
5 Answers
5
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How to scroll to an element inside a div?
I have a scrolled div and I want to have an event when I click on it, it will force this div to scroll to view an element inside.
I wrote its JavasSript like this:
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What is the difference between join and merge in Pandas?
Suppose I have two DataFrames like so:
7 Answers
7
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Jackson: how to prevent field serialization
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You can mark it as @JsonIgnore.
With 1.9, you can add @JsonIgnore for getter, @JsonProperty for setter, to make it deserialize but not serialize.
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How do I deal with certificates using cURL while trying to access an HTTPS url?
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This error is related to a missing package: ca-certificates. Install it.
In Ubuntu Linux (and similar distro):
# apt-get install ca-certificates
In CygWin via Apt-Cyg
# apt-cyg install ca-certificates
In Arch Linux (Raspberry Pi)
# pacman -S ca-certificat...
Safely turning a JSON string into an object
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Jonathan.Jonathan.
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