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How to submit a form using PhantomJS
I'm trying to use phantomJS (what an awesome tool btw!) to submit a form for a page that I have login credentials for, and then output the content of the destination page to stdout. I'm able to access the form and set its values successfully using phantom, but I'm not quite sure what the right synta...
Java 8 stream reverse order
General question: What's the proper way to reverse a stream? Assuming that we don't know what type of elements that stream consists of, what's the generic way to reverse any stream?
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What does && mean in void *p = &&abc;
I came across a piece of code void *p = &&abc; . What is the significance of && here?
I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ?
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How to check if a column exists in Pandas
Is there a way to check if a column exists in a Pandas DataFrame?
3 Answers
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What is the difference between the kernel space and the user space?
What is the difference between the kernel space and the user space? Do kernel space, kernel threads, kernel processes and kernel stack mean the same thing? Also, why do we need this differentiation?
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How to capture UIView to UIImage without loss of quality on retina display
My code works fine for normal devices but creates blurry images on retina devices.
17 Answers
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what is the difference between a portlet and a servlet?
I am asked to work on portlets and portals.
5 Answers
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Observer Design Pattern vs “Listeners”
It seems to me that the Observer design pattern as described in GOF is really the same thing as Listeners found in various toolkits. Is there a difference between the concepts, or are Listeners and Observers really the same thing.
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How to reference the initial commit?
I've got a script that needs to reference the initial commit in a repository. git has the special reference HEAD , but doesn't have the corresponding TAIL . I cannot find anything in git help rev-parse that would seem to help me.
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