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How to jump to a particular line in a huge text file?

... linecache: The linecache module allows one to get any line from a Python source file, while attempting to optimize internally, using a cache, the common case where many lines are read from a single file. This is used by the traceback module to retrieve sour...
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How to open, read, and write from serial port in C?

...en), and just copy and paste the bits needed into each project. You must call cfmakeraw on a tty obtained from tcgetattr. You cannot zero-out a struct termios, configure it, and then set the tty with tcsetattr. If you use the zero-out method, then you will experience unexplained intermittent failur...
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What is the full path to the Packages folder for Sublime text 2 on Mac OS Lion

...the user's library directory is now hidden by default in newer versions of OSX. Run chflags nohidden ~/Library in the terminal to reveal them. – DA. Jul 4 '13 at 16:51 ...
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Shortcut to switch between design and text in Android Studio

... Not a good answer. You are proposing to use the mouse, and shortcuts are designed to avoiding using it – voghDev May 10 '17 at 11:35 ...
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Why does Vim save files with a ~ extension?

... Actually - do I have to have both nobackup and nowritebackup? Is there a way to write a copy of the file as a backup, but not do this write/delete/rename stuff? – Merlyn Morgan-Graham Mar 2...
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What is the difference between \r and \n?

...ngs like \a "bell", \b "backspace" (not to be confused with "delete"), and all the other control characters needed to communicate with a tty. – erjiang Aug 14 '09 at 19:48 37 ...
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How many socket connections can a web server handle?

...am. Today, arbitrarily, let's say i7 (4 core) with 8GB of RAM. A good firewall/router to match. No virtual limit/governor - ie. Linux somaxconn, IIS web.config... No dependency on other slower hardware - no reading from harddisk, because it would be the lowest common denominator and bottleneck, not ...
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How to get screen dimensions as pixels in Android

I created some custom elements, and I want to programmatically place them to the upper right corner ( n pixels from the top edge and m pixels from the right edge). Therefore I need to get the screen width and screen height and then set position: ...
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How to print the ld(linker) search path

...he spot. I have a linking problem, during linking process linker finds manually installed libraries in /usr/local/.. which causes missing library error, and linking fails. I have to rename /usr/local everytime to exclude that search path. Is there a simple way to exclude or override /usr/local path?...
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Setting PATH environment variable in OSX permanently

... This worked in EL Capitan. Close all the terminals and open a new terminal to check echo $PATH. – Prem Ananth C Apr 3 '16 at 12:25 ...