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google oauth2 redirect_uri with several parameters
...a json string of your parameters ->
{ "a" : "b" , "c" : 1 }
/2. do a base64UrlEncode , to make it URL safe ->
stateString = base64UrlEncode('{ "a" : "b" , "c" : 1 }');
This is a PHP example of base64UrlEncoding & decoding (http://en.wikipedia.org/wiki/Base64#URL_applications) :
fu...
Rounding up to next power of 2
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Check the Bit Twiddling Hacks. You need to get the base 2 logarithm, then add 1 to that. Example for a 32-bit value:
Round up to the next highest power of 2
unsigned int v; // compute the next highest power of 2 of 32-bit v
v--;
v |= v >> 1;
v |= v >> 2;
v ...
How to save an image to localStorage and display it on the next page?
...ed:
Firstly, I grab my image with getElementByID, and save the image as a Base64. Then I save the Base64 string as my localStorage value.
bannerImage = document.getElementById('bannerImg');
imgData = getBase64Image(bannerImage);
localStorage.setItem("imgData", imgData);
Here is the function that...
How to delay the .keyup() handler until the user stops typing?
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Based on the answer of CMS, I made this :
Put the code below after include jQuery :
/*
* delayKeyup
* http://code.azerti.net/javascript/jquery/delaykeyup.htm
* Inspired by CMS in this post : http://stackoverflow.com/ques...
Store JSON object in data attribute in HTML jQuery
...oring serialized data can be solved by converting the serialized string to base64.
A base64 string can be accepted just about anywhere with no fuss.
Take a look at:
btoa()
The WindowOrWorkerGlobalScope.btoa() method creates a base-64 encoded
ASCII string from a String object in which e...
How to display Base64 images in HTML?
I'm having trouble displaying a Base64 image inline.
11 Answers
11
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Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu
...it version of Ubuntu 10.10 and trying to cross compile to a 64 bit target. Based on my research, I have installed the g++-multilib package.
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Accessing nested JavaScript objects and arays by string path
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I just made this based on some similar code I already had, it appears to work:
Object.byString = function(o, s) {
s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
s = s.replace(/^\./, ''); // strip a lea...
Storing Image Data for offline web application (client-side storage database)
...https://github.com/ismyrnow/Leaflet.functionaltilelayer
I compared the DB-based tiles layer with a purely local (localhost://) storage
There is no noticeable difference in performance! between using IndexedDB and local files!
Results
Chrome: Fetch (6.551s), Store (8.247s), Total Elapsed Time: (...
Why is Go so slow (compared to Java)?
...these and found them to be mostly OK. I think the results can be used as a base for estimations.
– Agoston Horvath
Apr 7 '16 at 15:11
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