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How does the Amazon Recommendation feature work?
...ile of you
Demographic information (your shipping address, etc.) - they know what is popular in your general area for your kids, yourself, your spouse, etc.
user segmentation = did you buy 3 books in separate months for a toddler? likely have a kid or more.. etc.
Direct marketing click throug...
Check whether a path is valid in Python without creating a file at the path's target
...e).
Syntactic correctness. Root filesystem. That's it.
Question #1: How Now Shall We Do Pathname Validity?
Validating pathnames in Python is surprisingly non-intuitive. I'm in firm agreement with Fake Name here: the official os.path package should provide an out-of-the-box solution for this. For...
Best practice for nested fragments in Android 4.0, 4.1 (
...Manager - Solution
Solution, Sure! I have been doing this for a long time now, (since the ViewPager was announced).
See below; This is a Fragment that defers loading, so Fragments can be loaded inside of it.
Its pretty simple, the Handler is a really really handy class, effectively the handler wa...
What are “named tuples” in Python?
... is the answer you always find, it might be worth mentioning that there is now also typing.NamedTuple which allows for type hints and is especially convenient for subclassing.
– DerWeh
Dec 23 '19 at 15:55
...
Android Studio installation on Windows 7 fails, no JDK found
...However, I capitalized the "C" and removed the trailing slash and it works now: "C:\Program Files\Java\jdk1.7.0"
– ASeale
May 16 '13 at 12:08
...
Why does C++ not have reflection?
...hing at compile-time.
boost::type_traits is a simple
example. You want to know about type
T? Check its type_traits. In C#,
you'd have to fish around after its
type using reflection. Reflection
would still be useful for some
things (the main use I can see,
which metaprogramming can't easily
replace, ...
How to parse the AndroidManifest.xml file inside an .apk package
...n the device. (There are fields whose purpose I don't understand, if you know what they mean, tell me, I'll update the info.)
// decompressXML -- Parse the 'compressed' binary form of Android XML docs
// such as for AndroidManifest.xml in .apk files
public static int endDocTag = 0x00100101;
publi...
Difference between String replace() and replaceAll()
...erloaded to accept both a primitive char and a CharSequence as arguments.
Now as far as the performance is concerned, the replace() method is a bit faster than replaceAll() because the latter first compiles the regex pattern and then matches before finally replacing whereas the former simply matche...
REST API - why use PUT DELETE POST GET?
...ected (think of it like accessors and mutators for a database structure).
Now we need to move onto the issue of idempotence. Usually REST implements CRUD over HTTP. HTTP uses GET, PUT, POST and DELETE for the requests.
A very simplistic implementation of REST could use the following CRUD mapping:
...
Why is require_once so bad to use?
...ret the code might even make it marginally slower but, that said, I don't know how thorough the internal method is. It might do extra work to ensure no duplicates.
– Oli
Oct 9 '08 at 9:37
...