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What is the global interpreter lock (GIL) in CPython?
...cally it means that threads in Python are only good for blocking I/O; your app will never go above 1 CPU core of processor usage
– Ana Betts
Aug 18 '09 at 15:26
8
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importing pyspark in python shell
...d $SPARK_HOME/python/build to PYTHONPATH:
export SPARK_HOME=/Users/pzhang/apps/spark-1.1.0-bin-hadoop2.4
export PYTHONPATH=$SPARK_HOME/python:$SPARK_HOME/python/build:$PYTHONPATH
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What's NSLocalizedString equivalent in Swift?
..., and at least for me that means I will not be able to use this simplified approach.
– Erik van der Neut
Mar 2 '16 at 10:30
14
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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...cifications is as follows.
For ClassNotFoundException:
Thrown when an application tries to
load in a class through its string
name using:
The forName method in class Class.
The findSystemClass method in class ClassLoader.
The loadClass method in class ClassLoader.
but n...
RESTful Authentication
...it back to the server on each successive request). But this cookie data is application state data, so the client should manage it, not the server, in a pure Stateless world.
GET /spec.html HTTP/1.1
Host: www.example.org
Cookie: theme=light; sessionToken=abc123
The cookie technique itself is HTTP-...
How do I send a POST request as a JSON?
...est('http://example.com/api/posts/create')
req.add_header('Content-Type', 'application/json')
response = urllib2.urlopen(req, json.dumps(data))
Python 3.x
https://stackoverflow.com/a/26876308/496445
If you don't specify the header, it will be the default application/x-www-form-urlencoded type...
When is it better to use an NSSet over an NSArray?
I have used NSSets many times in my apps, but I have never created one myself.
11 Answers
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Deadly CORS when http://localhost is the origin
...h this CORS problem, even though I set the server (nginx/node.js) with the appropriate headers.
8 Answers
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How to replace a set of tokens in a Java String?
...using a matcher to continually find the expressions and replace them, then append the text to a string builder:
Pattern pattern = Pattern.compile("\\[(.+?)\\]");
Matcher matcher = pattern.matcher(text);
HashMap<String,String> replacements = new HashMap<String,String>();
//populate the r...
Android Drawing Separator/Divider Line in Layout?
...//you can give your color here. that will change all divider color in your app.
</style>
<style name="Divider.Horizontal" parent="Divider">
<item name="android:layout_width">match_parent</item>
<item name="android:layout_height">1dp</item> // You can chan...