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How many characters can UTF-8 encode?
...ially coded by UTF-8.
This number is 2^7 + 2^11 + 2^16 + 2^21 which comes from the way the encoding works:
1-byte chars have 7 bits for encoding
0xxxxxxx (0x00-0x7F)
2-byte chars have 11 bits for encoding
110xxxxx 10xxxxxx (0xC0-0xDF for the first byte; 0x80-0xBF for the second)
3-byte chars have...
How do I write a correct micro-benchmark in Java?
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Tips about writing micro benchmarks from the creators of Java HotSpot:
Rule 0: Read a reputable paper on JVMs and micro-benchmarking. A good one is Brian Goetz, 2005. Do not expect too much from micro-benchmarks; they measure only a limited range of JVM perfor...
Overriding id on create in ActiveRecord
...les that change infrequently and only change by developers. So when going from ActiveHash to ActiveRecord, it's easiest to just keep all of the foreign key references the same.
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Can someone explain Microsoft Unity?
...en and felt that was a good explaination with examples. Here is a snippet from the show notes:
The screencast shows several common usages of the Unity IoC, such as:
Creating Types Not In Container
Registering and Resolving TypeMappings
Registering and Resolving Named TypeMappings
Singletons, ...
Input and output numpy arrays to h5py
...nning in interactive mode (because otherwise one risks to get an exception from h5py about an already open file when one reruns the same code without properly closing in the first attempt)
– Andre Holzner
Sep 21 '17 at 8:11
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How to pass variable from jade template file to a script file?
... if the variable contents (which you might not be able to control if comes from the database for ex.) has a </script> string, the replace statement will take care of it
https://github.com/pugjs/pug/blob/355d3dae/examples/dynamicscript.pug
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Should I URL-encode POST data?
...inal questions was "Should I URL-encode POST data?" which isn't answered.
From my recent experience with URL Encoding, I would like to extend the question further.
"Should I URL-encode POST data, same as GET HTTP method. Generally, HTML Forms over the Browser if are filled, submitted and/or GET som...
What is the current choice for doing RPC in Python? [closed]
...even use comparable configure flags. Not too long ago (when I built 0.10.0 from source), most of the features need to be disabled to make it build on "exotic" systems like current Ubuntu, Debian or Fedora. Datatype changes under the hood make C++ usage a mess of #ifdefs, and in the 12 years of exist...
Unnamed/anonymous namespaces vs. static functions
...amed namespace effectively hides its declaration making it accessible only from within a translation unit. The latter effectively works in the same manner as the static keyword.
– mloskot
Dec 23 '09 at 14:46
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How to implement a secure REST API with node.js
...d the same problem you describe. The web site I'm building can be accessed from a mobile phone and from the browser so I need an api to allow users to signup, login and do some specific tasks. Furthermore, I need to support scalability, the same code running on different processes/machines.
Because...