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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
...r example:
perl -ne 'print "$1\n" if /Messages read: (\d+)/' <my_input.txt
Will print out every integer value found after "Messages read: ", and nothing more.
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Override compile flags for single files
... of flags for compiling a project, meaning that at my top-level CMakeLists.txt file I have specified:
3 Answers
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Vim: What's the difference between let and set?
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re: :set nowrap, options.txt (:help set-option) says: :se[t] {option} Toggle option: set, switch it on. Number option: show value. String option: show value. This doesn't agree with what you have here, when you say 'will set the default ...
static const vs #define
...as in
#define OUT_NAME "output"
#define LOG_EXT ".log"
#define TEXT_EXT ".txt"
const char *const log_file_name = OUT_NAME LOG_EXT;
const char *const text_file_name = OUT_NAME TEXT_EXT;
P.S. Again, just in case, when someone mentions static const as an alternative to #define, it usually means tha...
Hidden features of mod_rewrite
...nks :) I noticed unexpected surprises like /log/activity turning into /log.txt/activity .. Thanks for the tip :) .. too bad computers never make fun unexpected things happen like accidentally seducing all your female co-workers on facebook :)
– AturSams
Oct 16 ...
what does the __file__ variable mean/do?
...In your project you do:
A = '/Users/myname/Projects/mydevproject/somefile.txt'
and then try to deploy it to your server with a deployments directory like /home/web/mydevproject/ then your code won't be able to find the paths correctly.
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How do the Proxy, Decorator, Adapter, and Bridge Patterns differ?
...tputStream interfaces
FileOutputStream fos1 = new FileOutputStream("data1.txt");
ObjectOutputStream out1 = new ObjectOutputStream(fos1);
Proxy:
Use it for lazy initialization, performance improvement by caching the object and controlling access to the client/caller. It may provide alternative...
Java lib or app to convert CSV to XML file? [closed]
...mer>();
customers = engine.readResource(
"/samples/customers-fixed.txt");
And you'll have a collection of parsed objects.
Hope that helps!
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Unignore subdirectories of ignored directories in Git
...!" for patterns that begin with a literal "!", for example,
"!important!.txt".
Therefore the previously-excluded parent directory /uploads/rubbish/stuff/keep/ pattern must be exclusively negated before negating its content:
#ignore everything within /uploads/
/uploads/*
#include everything wi...
How to import a Python class that is in a directory above?
...f the code that is meant to run nearly identical computers, a requirements.txt file is a popular way to snapshot exact dependency information, where "install_requires" is a good way to capture minimum and maximum compatible versions. However, given that the target machines are nearly identical anywa...