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Really Cheap Command-Line Option Parsing in Ruby
... require 'getopts', mainly due to the awesomeness that is OptionParser:
% cat temp.rb
require 'optparse'
OptionParser.new do |o|
o.on('-d') { |b| $quiet = b }
o.on('-i') { |b| $interactive = b }
o.on('-f FILENAME') { |filename| $file...
How to recover a dropped stash in Git?
...git/objects | sed -e 's#.git/objects/##' | grep / | tr -d /`; do if [ `git cat-file -t $ref` = "commit" ]; then git show --summary $ref; fi; done | less
This lists all the objects in the .git/objects tree, locates the ones that are of type commit, then shows a summary of each one. From this point ...
What is a mutex?
...o talk. If you don't hold the chicken you cannot speak. You can only indicate that you want the chicken and wait until you get it before you speak. Once you have finished speaking, you can hand the chicken back to the moderator who will hand it to the next person to speak. This ensures that peop...
Postgres: Distinct but only for one column
...pgsql with names (having more than 1 mio. rows), but I have also many duplicates. I select 3 fields: id , name , metadata .
...
Semicolons superfluous at the end of a line in shell scripts?
...l:
[root@server test]# ls;pwd;
On shell script:
[root@server test]# cat test4.sh
echo "Current UserName:"
whoami
echo -e "\nCurrent Date:";date;
[root@server test]#
But I am not agree with the comment that & is equivalent to newline or single semicolon
& is run commands in backg...
convert_tz returns null
...nfo/+VERSION.
The fix... temporarily moving these files to a different location such as /usr/share/zoneinfo/.bak/ allows for the command
mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root -p mysql
to fully populate all of the expected timezone information.
This may or may not be a bug in ...
Grepping a huge file (80GB) any way to speed it up?
...p will tell you. Some versions of the man also say that the former is deprecated for the latter, but the shorter form is too convenient to die.
– Walter Tross
Jun 7 '16 at 16:20
...
best way to add license section to iOS settings bundle
My iOS application uses a number of third party components licensed under Apache 2.0 and similar licenses, which requires me to include various bits of text, this kind of thing:
...
Git status ignore line endings / identical files / windows & linux environment / dropbox / mled
...ile read x; do
x1="$(git show HEAD:$x | md5sum | cut -d' ' -f 1 )"
x2="$(cat $x | md5sum | cut -d' ' -f 1 )"
if [ "$x1" != "$x2" ]; then
echo "$x NOT IDENTICAL"
fi
done
I just compare md5sum of a file and its brother at repository.
Example output:
$ ./gitstatus.sh
application/script.php...
Failed loading english.pickle with nltk.data.load
...hould then work and you can use tokenizer like so: tokenizer.tokenize('The cat. The mat. It Sat.'). Here nltk tries to resolve the relative path tokenizers/punkt/english.pickle against several locations. E.g. on Windows it looks in %APPDATA%\nltk_data\tokenizers\punkt\english.pickle or C:\nltk_data\...