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Find current directory and file's directory [duplicate]

In Python, what commands can I use to find: 13 Answers 13 ...
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What is a handle in C++?

I have been told that a handle is sort of a pointer, but not, and that it allows you to keep a reference to an object, rather than the object itself. What is a more elaborate explanation? ...
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How can I iterate over files in a given directory?

I need to iterate through all .asm files inside a given directory and do some actions on them. 9 Answers ...
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How to implement my very own URI scheme on Android

... This is very possible; you define the URI scheme in your AndroidManifest.xml, using the <data> element. You setup an intent filter with the <data> element filled out, and you'll be able to create your own scheme. (More on intent filters and intent resolution here.) H...
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Difference between int32, int, int32_t, int8 and int8_t

... in a C program recently. I know that it stores 32 bits, but don't int and int32 do the same? 3 Answers ...
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Kill process by name?

I'm trying to kill a process (specifically iChat). On the command line, I use these commands: 15 Answers ...
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Implement touch using Python?

touch is a Unix utility that sets the modification and access times of files to the current time of day. If the file doesn't exist, it is created with default permissions. ...
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What are the differences between virtual memory and physical memory?

...e to correspond to actual physical addresses. The operating system creates and deals with these mappings - utilizing the page table, among other data structures to maintain the mappings. Virtual memory mappings are always found in the page table or some similar data structure (in case of other imple...
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How to get error message when ifstream open fails

... another system call triggers an error between the execution of the f.open and use of errno. On system with POSIX standard: errno is thread-local; setting it in one thread does not affect its value in any other thread. Edit (thanks to Arne Mertz and other people in the comments): e.wha...
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What's the difference between hard and soft floating point numbers?

... architecture" This can make sense for a library to be machine-independent and bit-exact (soft float) in accuracy-critical parts and fast (hard float) in parts where small deviations don't matter. – PhilLab May 29 '17 at 12:18 ...