[Solved] Couldn’t match type Synonym with Either

Either isn’t simply a union of types; it’s a tagged union, which means every value has to explicitly specify which “side” of the type the wrapped value occurs on. Here’s an example, (with a Show instance derived for your Card type): *Main> Card Hearts Jack <interactive>:3:13: error: • Couldn’t match type ‘Court’ with ‘Either Pip … Read more

[Solved] How to execute javascript functions in client-side in browsers with Node-JS? [closed]

You can’t, per se. You have two different programs running on two different computers. The fact they are written in the same programming language is beside the point. The closest you can get is to write some client-side JavaScript that will show the alert when it receives a message over the network, and some server-side … Read more

[Solved] Where I should put the model creation code? [closed]

I would choose Factory. With this pattern you can easily create your new object and along with it anything you need. You juste need to pass the right parameters to your service. check these docs for creating Factory pattern in SYmfony https://symfony.com/doc/current/service_container/factories.html solved Where I should put the model creation code? [closed]

[Solved] out of memory for Java application

First of all, use a memory profiler such as YourKit to figure out what it is exactly that’s consuming the memory (for example, it could be due to the accidental retention of some unneeded references). Once you understand how your program is actually using the memory, you can formulate a plan of attack. solved out … Read more

[Solved] how Can updated current user position in Google map . when i run the below pgm first time it gives me the mycurrent position only [closed]

how Can updated current user position in Google map . when i run the below pgm first time it gives me the mycurrent position only [closed] solved how Can updated current user position in Google map . when i run the below pgm first time it gives me the mycurrent position only [closed]

[Solved] Sorting in Objective C [duplicate]

For a full explanation see this answer from a related question. In short you basically have to implement… – (NSComparisonResult)compare:(Contact *)otherContact; …in your Contact class (order of comparison: self, otherContact). NSComparisonResult has three possible values: NSOrderedAscending, NSOrderedSame and NSOrderedDescending. solved Sorting in Objective C [duplicate]

[Solved] What are some fragmentation issues you’ve encountered while developing Android apps? [closed]

Varying screen resolutions Varying display sizes On board memory sizes differ greatly and go from minuscule (32mb) to “accepted standard” (16-32 gb) Many different versions “in the wild” with different capabilities Device manufacturers can create skins for the phone and change basic functionality and colors Cell phone carriers can further customize the experience and block … Read more