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Is there a TRY CATCH command in Bash
I'm writing a shell script and need to check that a terminal app has been installed. I want to use a TRY/CATCH command to do this unless there is a neater way.
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Are parameters in strings.xml possible? [duplicate]
In my Android app I'am going to implement my strings with internationalization. I have a problem with the grammar and the way sentences build in different languages.
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What killed my process and why?
My application runs as a background process on Linux. It is currently started at the command line in a Terminal window.
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What is the difference between require and require-dev sections in composer.json?
... composer, I know so little about it and have a little experience with web application development.
6 Answers
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Make function wait until element exists
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A more modern approach to waiting for elements:
while(!document.querySelector(".my-selector")) {
await new Promise(r => setTimeout(r, 500));
}
// now the element is loaded
Note that this code would need to be wrapped in an async fu...
Android Task Affinity Explanation
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What is Android Task Affinity used for?
An android application has Activities that form a stack like a deck of cards. If you start an android application, and start five activities A,B,C,D,E. They will form a stack
E - chat view
D - weather screen
C - map view
B - ...
Can I incorporate both SignalR and a RESTful API?
I have a single page web app developed using ASP.NET. I recently converted many of the web methods to be push based, using the SignalR library. This really sped up the page considerably and reduced a lot of the server calls from the page.
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Android - Set fragment id
...hod and FragmentManager's findFragmentByTag(String) method.
In one of my apps, I was forced to generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction, anyway.
Another advantage to the tag method is that it can identify a Fragment that isn't being adde...
Catching all javascript unhandled exceptions
...o display in an alert box all of the unhandled javascript exceptions in an application. I'd want all of this to be done on the client side, without using any server side code. I'm using MVC3 as an environment.
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`staticmethod` and `abc.abstractmethod`: Will it blend?
In my Python app I want to make a method that is both a staticmethod and an abc.abstractmethod . How do I do this?
4 Ans...