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Clear terminal in Python [duplicate]
...en from a Python script, or do I have to go curses (the libraries, not the words)?
27 Answers
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How do I find all files containing specific text on Linux?
...r or -R is recursive,
-n is line number, and
-w stands for match the whole word.
-l (lower-case L) can be added to just give the file name of matching files.
Along with these, --exclude, --include, --exclude-dir flags could be used for efficient searching:
This will only search through those files...
What's the meaning of exception code “EXC_I386_GPFLT”?
...of the address aren't all copies of the top of the lower 48 bits (in other words, the top 16 bits of an address should all be 0 or all 1, based on the bit just below 16 bits). This rule is in place to guarantee that the architecture can "safely expand the number of valid bits in the address range". ...
What is the difference between Ruby 1.8 and Ruby 1.9
... When Statements
Ruby 1.9
irb(main):001:0> case 'a'; when /\w/: puts 'word'; end
SyntaxError: (irb):1: syntax error, unexpected ':',
expecting keyword_then or ',' or ';' or '\n'
Ruby 1.8.6
irb(main):001:0> case 'a'; when /\w/: puts 'word'; end
word
Action: Use semicolon, then, or newlin...
A Space between Inline-Block List Items [duplicate]
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Actually it's due to word spacing, hence the 4px is dependent on the font setting. See jsfiddle.net/Cerebrl/Wt4hP
– thomaux
Jun 13 '12 at 11:44
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Is there a [Go to file…]?
...⌃ + I
Navigate to the beginning or end of line: ⌘ + ← | →
Navigate word by word left or right of line: ⌥ + ← | →
Bring up possible auto-completion choices: esc
Jump To definition: ⌘ + Click
Put a breakpoint to a line: ⌘ + \
Move line up or down: ⌘ + ⌥ + [ | ]
Find in File: ⌘ ...
Reminder - \r\n or \n\r?
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I'd use the word 'return' to remember, the r comes before the n.
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Split output of command by columns using Bash?
...t line (example for line no. 6) is done with head and tail and the correct word (word no. 4) can be captured with awk:
command|head -n 6|tail -n 1|awk '{print $4}'
How to change column datatype in SQL database without losing data
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In other words: NULL remains NULL, 0 becomes False, non-zero values (1, -1, 1999, -987...) become True.
– Álvaro González
Feb 14 '14 at 12:44
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How to get current relative directory of your Makefile?
... for Makefiles invoked from any directory:
mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
current_dir := $(notdir $(patsubst %/,%,$(dir $(mkfile_path))))
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