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Is there any reason to use a synchronous XMLHttpRequest?
...ink they might become more popular as HTML 5 standards progress. If a web application is given access to web workers, I could foresee developers using a dedicated web worker to make synchronous requests for, as Jonathan said, to ensure one request happens before another. With the current situation...
What are the differences between Chosen and Select2?
... pattern for these is basically
pick whichever one is superficially more appealing to you
use it in an app or two
bump up against customization problems or limitations
maybe try to work with the community via issues & pull requests
eventually get fed up and just build your own using what you l...
Why is it common to put CSRF prevention tokens in cookies?
I'm trying to understand the whole issue with CSRF and appropriate ways to prevent it. (Resources I've read, understand, and agree with: OWASP CSRF Prevention CHeat Sheet , Questions about CSRF .)
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What can be the reasons of connection refused errors?
... ip/port to test connectivity. This removes any potential issues from your application.
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Check if a variable is a string in JavaScript
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The Google JavaScript Style Guide says to never use primitive object wrappers.
Douglas Crockford recommended that primitive object wrappers be deprecated.
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Proper way to declare custom exceptions in modern Python?
...ture" - is this still intended for deprecation? Python 3.7 still seems to happily accept Exception(foo, bar, qux).
– mtraceur
Apr 20 '18 at 22:36
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What's the role of adapters in Android?
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Let’s assume you want to display a list in your Android app.
For this you will use the ListView provided by Android.
ListViews don’t actually contain any data themselves.
It’s just a UI element without data in it.
You can populate your ListViews by using an Android adapter.
A...
Determine a user's timezone
...ject, for several different points in time, using the results to choose an appropriate time zone from an internal data set.
Both jsTimezoneDetect and moment-timezone have this functionality.
// using jsTimeZoneDetect
var tzid = jstz.determine().name();
// using moment-timezone
var tzid = moment....
Setting HTTP headers
...y to implement for example a simple authentication.
Here is a corrected wrapper:
// Code has not been tested.
func addDefaultHeaders(fn http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if origin := r.Header.Get("Origin"); origin != "" {
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How to include another XHTML in XHTML using JSF 2.0 Facelets?
...real world examples of advanced Facelets templating, check the src/main/webapp folder of Java EE Kickoff App source code and OmniFaces showcase site source code.
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