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Why should hash functions use a prime number modulus?
...out any number then make sure that table_length is a prime number.
From - http://srinvis.blogspot.com/2006/07/hash-table-lengths-and-prime-numbers.html
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How to change collation of database, table, column?
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you can set default collation at several levels:
http:/
How to overload __init__ method based on argument type?
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Accurate way to measure execution times of php scripts
... I know this is waaaaaay too late (almost 4 years), but as a comment... using these calculations (with the parameter get_as_float as true) will give you results in seconds, according to PHP documentation.
– Alejandro Iván
Mar 31 '15 at 2:34
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Which Boost features overlap with C++11?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Convert camelCaseText to Sentence Case Text
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stringValue.replace(/([A-Z]+)/g, " $1").replace(/([A-Z][a-z])/g, " $1")
http://jsfiddle.net/PeYYQ/
Input:
helloThere
HelloThere
ILoveTheUSA
iLoveTheUSA
Output:
hello There
Hello There
I Love The USA
i Love The USA
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Creating an abstract class in Objective-C
...a class as abstract, just don't use it without subclassing it. There is no compile-time enforcement that prevents instantiation of an abstract class, however. In fact, there is nothing to stop a user from providing implementations of abstract methods via a category (i.e. at runtime). You can force a...
Best database field type for a URL
...tor max URL length among popular web browsers: 2,083 (Internet Explorer)
http://dev.mysql.com/doc/refman/5.0/en/char.html
Values in VARCHAR columns are variable-length strings. The length can be specified as a value from 0 to 255 before MySQL 5.0.3, and 0 to 65,535 in 5.0.3 and later versions. T...
Python Selenium accessing HTML source
...from selenium import webdriver
browser = webdriver.Firefox()
browser.get("http://example.com")
html_source = browser.page_source
if "whatever" in html_source:
# do something
else:
# do something else
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JSON and XML comparison [closed]
...ansmitted through a WebSocket connection, where the absence of the classic HTTP overhead may make the difference at the advantage of JSON, even more significant.
After transmission, data is to be consumed, and this count in the overall processing time. If big or complex enough data are to be transm...