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What exactly is RESTful programming?
...uld be idempotent. That is, issuing a request twice should be no different from issuing it once. That's what makes the requests cacheable. An "add to cart" request is not idempotent—issuing it twice adds two copies of the item to the cart. A POST request is clearly appropriate in this context. Thu...
Get Base64 encode file-data from Input Form
I've got a basic HTML form from which I can grab a bit of information that I'm examining in Firebug.
6 Answers
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C++ “virtual” keyword for functions in derived classes. Is it necessary?
...explicitly, so you may want to use it if only to keep the compiler quiet.
From a purely stylistic point-of-view, including the virtual keyword clearly 'advertises' the fact to the user that the function is virtual. This will be important to anyone further sub-classing B without having to check A'...
How can I display an image from a file in Jupyter Notebook?
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Courtesy of this post, you can do the following:
from IPython.display import Image
Image(filename='test.png')
(official docs)
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Do threads have a distinct heap?
...Each thread has a private stack, which it can quickly add and remove items from. This makes stack based memory fast, but if you use too much stack memory, as occurs in infinite recursion, you will get a stack overflow.
Since all threads share the same heap, access to the allocator/deallocator mu...
Can Selenium interact with an existing browser session?
...th Firefox). I'm going to launch a regular IEDriver and comunicate with it from other proccesses using a middleware. If you have an idea why the class isn't working on IE I would appreciate it. Thank you.
– Angel Romero
Dec 2 '11 at 11:51
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Does bit-shift depend on endianness?
... is operating on the value in the processor's register. Therefore, loading from memory to processor is the equivalent of converting to big endian, the shifting operation comes next and then the new value is stored back in memory, which is where the little endian byte order comes into effect again.
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What is your preferred php deployment strategy? [closed]
I'm beginning a new project in PHP and I'd love to get some feedback from other developers on their preferred strategy for PHP deployment. I'd love to automate things a bit so that once changes are committed they can be quickly migrated to a development or production server.
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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...{} foo;
Getting close.
Now, what if this anonymous UDT were to derive from some base?
struct bar {}; // base UDT
struct : bar {} foo; // anonymous derived UDT, and instance thereof
Finally, C++11 introduces extended initialisers, such that we can do confusing things like this:
int x...
Strip html from string Ruby on Rails
I'm working with Ruby on Rails, Is there a way to strip html from a string using sanitize or equal method and keep only text inside value attribute on input tag?
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