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Pandas conditional creation of a series/dataframe column
..."Z")&(df['Type']=="B")|(df['Type']=="C"), 'Color'] = "purple"
You can read on Pandas logical operators and conditional selection here:
Logical operators for boolean indexing in Pandas
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【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...试从inet_sock结构中获取
struct ip_options_rcu *inet_opt;
rcu_read_lock();
inet_opt = rcu_dereference(inet->inet_opt);
if (inet_opt) { //如果setsockopt设置了ip选项
memcpy(&opt_copy, inet_opt,
sizeof(*inet_opt) + inet_opt->opt.optlen);
ipc.opt = &opt_copy.o...
Publish to S3 using Git?
...
s3cmd mb s3://git-repos
mkdir chef-recipes
cd chef-recipes
git init
touch README
git add README
git commit README
git remote add origin amazon-s3://.jgit@git-repos/chef-recipes.git
In the above I’m using the s3cmd command line tool to create the bucket but you can do it via the Amazon web inter...
URL rewriting with PHP
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How do you read the parameters? It does not work with $post_id = htmlentities($_GET['post']);
– andrebruton
Jun 20 '14 at 6:52
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Android Endless List
... return view;
}
}
}
You should obviously use separate threads for long running actions (like loading web-data) and might want to indicate progress in the last list item (like the market or gmail apps do).
...
Should Gemfile.lock be included in .gitignore?
...e you run bundle install on the same machine, bundler will
see that it already has all of the dependencies you need, and skip the
installation process.
Do not check in the .bundle directory, or any of the files inside it.
Those files are specific to each particular machine, and are used t...
When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
...heck the historical reasons on why TMP and TEMP coexist. It's really worth reading.
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Splitting String with delimiter
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This is a good read on split vs tokenize tothenew.com/blog/groovy-tokenize-vs-split
– Snekse
Dec 23 '15 at 17:02
5
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NSDate get year/month/day
...eels like it makes things intentionally more arduous. If you have time to read an 800 page book on the fundamentals of every language, cheers, but the rest of us have apps to deliver on time and on budget.
– Crake
Nov 14 '13 at 2:40
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How can I split a text into sentences?
...ta.load('tokenizers/punkt/english.pickle')
fp = open("test.txt")
data = fp.read()
print '\n-----\n'.join(tokenizer.tokenize(data))
(I haven't tried it!)
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