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Java: Literal percent sign in printf statement
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You can use StringEscapeUtils from Apache Commons Logging utility or escape manually using code for each character.
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Container View Controller Examples [closed]
... [self addChildViewController:vc2];
//the entry view (will be removed from it superview later by the api)
[self.view addSubview:vc1.view];
}
this IBAction triggers the transition between two VCs:
-(IBAction)button:(id)sender {
[self transitionFromViewController:vc1
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Calculate total seconds in PHP DateInterval
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This function allows you to get the total duration in seconds from a DateInterval object
/**
* @param DateInterval $dateInterval
* @return int seconds
*/
function dateIntervalToSeconds($dateInterval)
{
$reference = new DateTimeImmutable;
$endTime = $reference->add($dateIn...
Regular Expression: Any character that is NOT a letter or number
...ng str.replace(/[^\w]/);
It will replace all the non-alphabets and numbers from your string!
Edit 1: str.replace(/[^\w]/g, ' ')
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What SOAP client libraries exist for Python, and where is the documentation for them? [closed]
...ludes a web2py server integration that ships with web2py.
SOAPpy: Distinct from the abandoned SOAPpy that's hosted at the ZSI link above, this version was actually maintained until 2011, now it seems to be abandoned too.
soaplib: Easy to use python library for writing and calling soap web services. ...
Checking images for similarity with OpenCV
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This is a huge topic, with answers from 3 lines of code to entire research magazines.
I will outline the most common such techniques and their results.
Comparing histograms
One of the simplest & fastest methods. Proposed decades ago as a means to find pict...
Python Remove last 3 characters of a string
I'm trying to remove the last 3 characters from a string in python, I don't know what these characters are so I can't use rstrip , I also need to remove any white space and convert to upper-case
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
...of radix that Number() doesn't know of and parseInt() may indirectly guess from the given string (that can cause weird results sometimes).
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Rails and PostgreSQL: Role postgres does not exist
...Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
13 Answers
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Detect Safari using jQuery
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The following identifies Safari 3.0+ and distinguishes it from Chrome:
isSafari = !!navigator.userAgent.match(/Version\/[\d\.]+.*Safari/)
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