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Perform debounce in React.js
...'s returned promise will resolve
a single this.setState({ result }); will happen per API call
Eventually, you may add another trick if your component unmounts:
componentWillUnmount() {
this.setState = () => {};
}
Note that Observables (RxJS) can also be a great fit for debouncing inputs, b...
Fatal error: unexpectedly found nil while unwrapping an Optional values [duplicate]
...equeueReusableCellWithIdentifier that the return type is an Implicitly Unwrapped Optional:
func dequeueReusableCellWithIdentifier(identifier: String!) -> AnyObject! // Used by the delegate to acquire an already allocated cell, in lieu of allocating a new one.
That's determined by the exclamati...
What's the simplest way to subtract a month from a date in Python?
...with adding or subtracting months: months have different lengths! In some application an exception is appropriate in such cases, in others "the last day of the previous month" is OK to use (but that's truly crazy arithmetic, when subtracting a month then adding a month is not overall a no-operation...
How to change package name of Android Project in Eclipse?
...ndroid project created in Eclipse . I want to modify the package name and application of the project. How do I do that in Eclipse?
...
How can I pretty-print JSON using Go?
...SPViolationRequest(w http.ResponseWriter, req *http.Request) {
body := App.MustReadBody(req, w)
if body == nil {
return
}
var prettyJSON bytes.Buffer
error := json.Indent(&prettyJSON, body, "", "\t")
if error != nil {
log.Println("JSON parse error: ", err...
Copy paste text into iOS simulator
...e simulator is simulating an iOS device, with it's own iOS clipboard which apps running on that device (simulator) use via the iOS pup-up select-all/copy/paste UI items.
Completely separate from that: your mac has it's own clipboard and content. The Simulator program running on your mac provides th...
Places where JavaBeans are used?
What is a JavaBean and why do I need it? Since I can create all apps with the class and interface structure? Why do I need beans? And can you give me some examples where beans are essential instead of classes and interfaces?
...
ASP.NET MVC 404 Error Handling [duplicate]
...ave access to a certain functionality. Moreover, Error404 view could be wrapped in master providing the user with overall look and feel of the rest of the site without any extra work.
– Dimskiy
Jan 27 '11 at 16:47
...
Ternary operator in AngularJS templates
... set to true inside an ng-repeat for the first element, so the above would apply class 'myClass1' and 'myClass2' only the first time through the loop.
With ng-class there is an easier way though: ng-class takes an expression that must evaluate to one of the following:
a string of space-delimited...
Launching an application (.EXE) from C#?
How can I launch an application using C#?
9 Answers
9
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