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Remove all special characters from a string in R?
How to remove all special characters from string in R and replace them with spaces ?
3 Answers
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how to reference a YAML “setting” from elsewhere in the same YAML file?
...no way you can change what's inside and add that last part of a path to it from inside YAML.
If repetition bother you that much I suggest to make your application aware of root property and add it to every path that looks relative not absolute.
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HTTP status code 0 - Error Domain=NSURLErrorDomain?
... correct. There is no HTTP status code 0. You might see it as return value from an API, but it will not occur inside an HTTP response message.
– Julian Reschke
Apr 10 at 16:49
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Unicode equivalents for \w and \b in Java regular expressions?
...erties, too. It now tracks The Unicode Standard, in both RL1.2 and RL1.2a from UTS#18: Unicode Regular Expressions. This is an exciting and dramatic improvement, and the development team is to be commended for this important effort.
Java’s Regex Unicode Problems
The problem with Java regexes ...
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
Assuming infinite performance from hardware, can a Linux box support >65536 open TCP connections?
3 Answers
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Build the full path filename in Python
I need to pass a file path name to a module. How do I build the file path from a directory name, base filename, and a file format string?
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grep without showing path/file:line
... grep and only return the matching line? i.e. The path/filename is omitted from the results.
3 Answers
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What is Android keystore file, and what is it used for?
...lease updates so keep that cert safe and backed up if need be.
But apart from signing apks to release into the wild, you can use it to authenticate your device to a server over SSL if you so desire, (also Android related) among other functions.
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How can I switch my git repository to a particular commit
...r part of it)
git checkout -b new_branch 6e559cb
or to go back 4 commits from HEAD
git checkout -b new_branch HEAD~4
Once your new branch is created (locally), you might want to replicate this change on a remote of the same name: How can I push my changes to a remote branch
For discarding t...
rgdal package installation
...on CRAN, you will see the following :
SystemRequirements: for building from source: GDAL >= 1.7.1 library
from http://trac.osgeo.org/gdal/wiki/DownloadSource and PROJ.4 (proj >= 4.4.9) from http://trac.osgeo.org/proj/; GDAL OSX frameworks built by William Kyngesburye at http://www.kyngch...