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startsWith() and endsWith() functions in PHP
...eedle ) {
$length = strlen( $needle );
return substr( $haystack, 0, $length ) === $needle;
}
function endsWith( $haystack, $needle ) {
$length = strlen( $needle );
if( !$length ) {
return true;
}
return substr( $haystack, -$length ) === $needle;
}
Use this if you ...
How to remove the querystring and get only the url?
...
+100
You can use strtok to get string before first occurence of ?
$url = strtok($_SERVER["REQUEST_URI"], '?');
strtok() represents the ...
How do I specify multiple targets in my podfile for my Xcode project?
...
CocoaPods 1.0 has changed the syntax for this. It now looks like this:
def shared_pods
pod 'SSKeychain', '~> 0.1.4'
pod 'INAppStoreWindow', :head
pod 'AFNetworking', '1.1.0'
pod 'Reachability', '~> 3.1.0'
pod ...
OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
...on
Mat blurred(image);
medianBlur(image, blurred, 9);
Mat gray0(blurred.size(), CV_8U), gray;
vector<vector<Point> > contours;
// find squares in every color plane of the image
for (int c = 0; c < 3; c++)
{
int ch[] = {c, 0};
mixChannels(&...
HTML5 Pre-resize images before uploading
...
10 Answers
10
Active
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Static variables in member functions
...
iammilindiammilind
60.2k2727 gold badges146146 silver badges282282 bronze badges
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Empty arrays seem to equal true and false at the same time
...
d_ethier
3,6042020 silver badges3030 bronze badges
answered Mar 30 '11 at 20:10
wildcardwildcard
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How can I convert a zero-terminated byte array to string?
I need to read [100]byte to transfer a bunch of string data.
13 Answers
13
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
...s the other way around:
def foo(a, b, c):
print(a, b, c)
obj = {'b':10, 'c':'lee'}
foo(100,**obj)
# 100 10 lee
Another usage of the *l idiom is to unpack argument lists when calling a function.
def foo(bar, lee):
print(bar, lee)
l = [1,2]
foo(*l)
# 1 2
In Python 3 it is possible to...
Difference in Months between two dates in JavaScript
...ths -= d1.getMonth();
months += d2.getMonth();
return months <= 0 ? 0 : months;
}
function monthDiff(d1, d2) {
var months;
months = (d2.getFullYear() - d1.getFullYear()) * 12;
months -= d1.getMonth();
months += d2.getMonth();
return months <= 0 ? 0 : mont...