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Python extract pattern matches
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You need to capture from regex. search for the pattern, if found, retrieve the string using group(index). Assuming valid checks are performed:
>>> p = re.compile("name (.*) is valid")
>>> result = p.search(s)
>>> resul...
What's the difference between dependencies, devDependencies and peerDependencies in npm package.json
... behavior differences:
dependencies are installed on both:
npm install from a directory that contains package.json
npm install $package on any other directory
devDependencies are:
also installed on npm install on a directory that contains package.json, unless you pass the --production flag (g...
Most lightweight way to create a random string and a random hexadecimal number
...ge(16**30), likely because it doesn't haven't have to do any conversion to/from big-ints
– Dan Lenski
Aug 6 '18 at 2:56
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Manual deployment vs. Amazon Elastic Beanstalk
...true Platform as a Service (PAAS), the goal is to separate the application from the platform. As a developer, you only worry about your application. The platform is "rented" to you. The platform "instances" are automatically updated, administered, scaled, balanced, etc. for you. You just upload your...
What is an invariant?
...ion. That is, if your loop was supposed to process a collection of objects from one stack to another, you could say that |stack1|+|stack2|=c, at the top or bottom of the loop.
If the invariant check failed, it would indicate something went wrong. In this example, it could mean that you forgot to pu...
Should private helper methods be static if they can be static
...y the state of the object" -perfect explanation of how to differentiate it from a private method.
– HopeKing
Jun 26 '17 at 15:33
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MemoryCache does not obey memory limits in configuration
...is point, and I have no idea how to start finding out what it does there. From what I've observed though it does a horrible job of trying to approximate the size of the overall thing.
The third noticeable thing there is the call to manager.UpdateCacheSize which sounds like it should do something...
How to properly overload the
...ode was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ubuntu system with the same g++.
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What's a correct and good way to implement __hash__()?
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Aside from the minor overhead from factoring out the __key function, this is about as fast as any hash can be. Sure, if the attributes are known to be integers, and there aren't too many of them, I suppose you could potentially run...
Get JSON object from URL
... Sorry I forgot to mention that first how do I get this string from the url then access the json object?
– user2199343
Mar 25 '13 at 14:35
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