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Difference between $(this) and event.target?
... })
})
</script>
Note that I use $ to wrap the dom element in order to create a jQuery object, which is how we always do.
You would find that for the first case, this ,event.currentTarget,event.target are all referenced to the same element.
While in the second case, when the event del...
Why is String immutable in Java?
...ant Pool article, every application creates too many string objects and in order to save JVM from first creating lots of string objects and then garbage collecting them. JVM stores all string objects in a separate memory area called String constant pool and reuses objects from that cached pool.
When...
How do I include a JavaScript file in another JavaScript file?
...u can load one or many scripts with a fetch call using promises to control order of execution for script dependencies using the Fetch Inject library:
fetchInject([
'https://cdn.jsdelivr.net/momentjs/2.17.1/moment.min.js'
]).then(() => {
console.log(`Finish in less than ${moment().endOf('year...
What REALLY happens when you don't free after malloc?
...he lifetime of memory stated as:
7.20.3 Memory management functions
1 The order and contiguity of storage allocated by successive calls to the calloc,
malloc, and realloc functions is unspecified. The pointer returned if the allocation
succeeds is suitably aligned so that it may be assigned to a po...
C# 'is' operator performance
... I will guarantee that whatever you're doing, you'll have bottlenecks many orders of magnitude larger than any performance degradation the is operator is causing you, and that the over heard of designing & coding around the is operator will cost a fortune in code quality and will ultimately be s...
Java: difference between strong/soft/weak/phantom reference
...ion or map, and we need to do a lot of processing on them regularly, So in order keep performance we will keep them in the cache.
As far as this is good but now we need different data and we don’t need those Employee objects and these are not referenced from anywhere except the cache. Which is cau...
How can I convert my device token (NSData) into an NSString?
...nvert the deviceToken to a String, you can do as follows:
func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
let token = deviceToken.map { String(format: "%02.2hhx", $0) }.joined()
print(token)
}
Old answer using NSData:
func...
WebAPI Delete not working - 405 Method Not Allowed
...);
HttpResponseMessage response = client.DeleteAsync("api/Producer/" + _nopProducerId).Result;
if (response.IsSuccessStatusCode)
{
string strResult = response.Content.ReadAsAsync<string>().Result;
}
}
...
Why is IoC / DI not common in Python?
...u declare the dependencies and the container initializes them in the right order. Guice is a Java DI framework where everything is written in Java code. By writing declaratively a DI container also adds support for post processing the declerations before initialization (e.g., replace property place...
Keyboard shortcuts with jQuery
...at's probably the easiest plugin I've ever used!
– d-_-b
May 19 '12 at 0:07
working with this out of the box it does n...