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How do I do base64 encoding on iOS?
...ike to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library?
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Choosing a Java Web Framework now? [closed]
...ased solution a good fit to this problem?
Personally, I would stay away from big fat Portal solutions (they are often productivity killers). I've heard good things about Gatein though but I don't have any real experience with it.
Any insights on using "Spring Roo" or "Play" will be very helpf...
What do the different readystates in XMLHttpRequest mean, and how can I use them?
...en sent
3 The request is in process
4 The request is complete
(from https://www.w3schools.com/js/js_ajax_http_response.asp)
In practice you almost never use any of them except for 4.
Some XMLHttpRequest implementations may let you see partially received responses in responseText when r...
Do sealed classes really offer performance Benefits?
... on the topic.
Note that any kind of performance benefit you would obtain from this level of optimization should be regarded as last-resort, always optimize on the algorithmic level before you optimize on the code-level.
Here's one link mentioning this: Rambling on the sealed keyword
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What browsers support HTML5 WebSocket API?
...14.0 + 15.0
Firefox 7.0 + 8.0 + 9.0 + 10.0 - prefixed: MozWebSocket
IE 10 (from Windows 8 developer preview)
HyBi-17/RFC 6455
Chrome 16
Firefox 11
Opera 12.10 / Opera Mobile 12.1
Any browser with Flash can support WebSocket using the web-socket-js shim/polyfill.
See caniuse for the current st...
Set up git to pull and push all branches
...d to use second last (i.e. push master first) command while cloning a repo from Atlassian Stash to AWS CodeCommit (blank repo). I am not sure the reason, but after pushing (git push new-origin --mirror) default branch was referring to some other branch than master.
...
How to convert a byte array to a hex string in Java?
...
From the discussion here, and especially this answer, this is the function I currently use:
private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();
public static String bytesToHex(byte[] bytes) {
char[] ...
What's the best way to retry an AJAX request on failure using jQuery?
...'t get called on the retry. Here's my solution, which is heavily borrowed from @cjpak's answer here. In my case I want to retry when AWS's API Gateway responds with 502 error.
const RETRY_WAIT = [10 * 1000, 5 * 1000, 2 * 1000];
// This is what tells JQuery to retry $.ajax requests
// Ideas for...
When should I use jQuery's document.ready function?
...an img etc), you will not be able to access it because html is interpreted from top to bottom and your html elements are not present when your jQuery code runs.
To overcome this problem, we place every jQuery/javascript code (which uses DOM) inside $(document).ready function which gets called when ...
How do you deploy your ASP.NET applications to live servers?
...ler projects; we have something more like CI:
"live" build-server builds from the approved source (not the "HEAD" of the repo)
(after it has taken a backup ;-p)
robocopy publishes to a staging server ("live", but not in the F5 cluster)
final validation done on the staging server, often with "hosts...