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What is “overhead”?
...s a built-in overhead of 8 bytes due to the allocator (assuming classic 32-bit machine) consisting of the size of the block plus guard values. And that's before you even think about allocation granularity. A singly-linked list of simple 4-byte integers will therefore have an overhead of 75%; arrays ...
A simple explanation of Naive Bayes Classification
...bilities(c.hypothesis)
c.classify()
output:
Priori Values: {'yes': 0.6428571428571429, 'no': 0.35714285714285715}
Calculated Conditional Probabilities:
{
'no': {
'<=30': 0.8,
'fair': 0.6,
'medium': 0.6,
'yes': 0.4
},
'yes': {
'<=30': ...
Why should I avoid using Properties in C#?
...
write-only; field access is always
readable and writable.
This is a win for properties, since you have more fine-grained control of access.
A property method may throw an
exception; field access never throws
an exception.
While this is mostly true, you can very well call a method on...
How does one create an InputStream from a String? [duplicate]
...
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a...
How to add test coverage to a private constructor?
...I don't entirely agree with Jon Skeet. I think that if you can get an easy win to give you coverage and eliminate the noise in your coverage report, then you should do it. Either tell your coverage tool to ignore the constructor, or put the idealism aside and write the following test and be done wit...
File Hash 扩展：文件哈希计算和 Base64 编码文件，sha256、sha512 哈希 ·...
... File Hash 扩展：文件哈希计算和 Base64 编码文件，sha256、sha512 哈希
File Hash 扩展
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使...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
I just compiled and installed mysqldb for python 2.7 on my mac os 10.6. I created a simple test file that imports
15 Answe...
SSH to Vagrant box in Windows?
I'm using Vagrant to start a VirtualBox VM in windows.
In other platforms, I can just
23 Answers
...
What is the difference between GitHub and gist?
...hared.
Similar to this comment scratch pad that I am typing on now, but a bit more elaborate.
Whereas, an official, full GitHub repo is a full blown repository of source code src, supporting documents ( markdown or html, or both ) docs or root, images png, ico, svg, and a config.sys file for runni...
Convert HTML + CSS to PDF [closed]
...NING! If you use wkhtmltopdf (at least on my system, XAMPP on Windows 7 64-bit), in all cases I tried, .gif images fail to appear in the PDF file. I tried a number of workarounds suggested in various places, such as including "width" and "height", and writing the URI's according to different conven...