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Resumable downloads when using PHP to send the file?

...tent. Then, if request with a Range: bytes=x-y header is received (with x and y being numbers) you parse the range the client is requesting, open the file as usual, seek x bytes ahead and send the next y - x bytes. Also set the response to HTTP/1.0 206 Partial Content. Without having tested anythi...
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Should I use px or rem value units in my CSS? [closed]

I am designing a new website and I want it to be compatible with as much browsers and browser settings as possible. I am trying to decide what unit of measurement I should use for the sizes of my fonts and elements, but am unable to find a conclusive answer. ...
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How can you make a custom keyboard in Android?

I want to make a custom keyboard. I don't know how to do it using XML and Java. The following picture is a model of the keyboard I want to make. It only needs numbers. ...
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Cloning a private Github repo

...ntil now I had only worked on my home desktop, but I just bought a laptop, and am trying to set it up so that I can work on the project from either computer, and push / pull changes. ...
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Polymorphism in C++

... Understanding of / requirements for polymorphism To understand polymorphism - as the term is used in Computing Science - it helps to start from a simple test for and definition of it. Consider: Type1 x; Type2 y; f(x)...
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When do I need to use a semicolon vs a slash in Oracle SQL?

...nits" of work (creating a PL/SQL object, running a PL/SQL anonymous block, and executing a DML statement) can be picked out more easily by eye. Also, if you eventually move to something like Ant for deployment it will simplify the definition of targets to have a consistent statement delimiter. ...
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What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?

If I have some integer n, and I want to know the position of the most significant bit (that is, if the least significant bit is on the right, I want to know the position of the furthest left bit that is a 1), what is the quickest/most efficient method of finding out? ...
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What is the difference between i++ and ++i?

I've seen them both being used in numerous pieces of C# code, and I'd like to know when to use i++ or ++i ( i being a number variable like int , float , double , etc). Anyone who knows this? ...
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Compare a string using sh shell

I am using SH shell and I am trying to compare a string with a variable's value but the if condition is always execute to true. Why? ...
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Test a weekly cron job [closed]

...it showing "Not a directory: -v" error, there is no man page for this command in my system , -v means verbose right? I am using centos 6.4 – max Dec 29 '13 at 11:01 3 ...