Backward compatibility refers to a software or hardware system that can successfully use interfaces and data from earlier versions of the system.
Questions tagged [backwards-compatibility]
1060 questions
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Simple way to make python 3.10 code compatible for python 3.9 and below to use match
I am looking for a simple way to make my code compatible for both python 3.10 and below.
Toy-Example:
class MatchSomething
# for 3.10
def match_matcher(self, input=23)
match input:
case 23:
print("TWENTYTHREE")
…

python444444
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Do RISC processors not have backward compatibility?
I'm reading a textbook which says:
RISC processors have done very well in the market for embedded processors, controlling such systems as cellular telephones, automobile brakes, and Internet appliances. In these applications, saving on cost and…
user11224591
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1 answer
Is there an info on compatibility beween java elasticsearch libs and es distros?
I looked for this but had no success. Everything I found was this, which doesn't contain any information about compatibility with version of java es libs.

improbable
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How to resolve backward compatibility issues? WPF exe file is not opening in other PC
I build WPF application on Window 10, .Netframwork 4.5. It's successfully working on my machine and when I tried to run exe file (bin/debug/app.exe) by another PC (window 8.1) it's not Working.. No error statement is showing, it's just loading but…

Mr. Xek
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How to test an app for backwards compatibility?
If an app is targeted for a wide range of API versions (e.g. Android 5.1 to Android 9) and dev-phone got Android 7.1 installed, how is it tested to run on older devices?
What are the best practices to test that Android app runs across devices with…

Denis Kulagin
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Excel 2016 VBA backward compatibility issue to 2013
I have a simple VBA code, created in Excel 2016, that hides some rows in other sheets based on whether a user inputs "yes/no". Unfortunately, it does not run in Excel 2013.
The error message is:
Run-time error '1004' Application-defined or…

Rico
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Very simple demonstration of Backward Compatibility
I just want to clarify my concept about backward compatibility, for which I have created a small example. This example is not intended to show any real use and I have ignored all other aspects of the program to keep it as simple as possible.
If…

ojas mohril
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3 answers
PHP backward compatibility
Am having a trouble running the code written for targeted PHP version 5.3. Currently I have PHP version 5.5.12 on my PC. Is there a way to have more than version on the same machine or What should I do to have those codes running perfectly fine. Am…

Mussa Moses
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2 answers
DOM manipulation, backwards compatibility and cross browser worries
Can I use modern DOM manipulation and traversal methods like document.querySelector safely without worrying about backwards compatibility and cross-browser compliance?

Mouser
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WCF DataContract versioning without ServiceContract
I'm very new to WCF and I'm trying to wrap my head around how it works. Please keep in mind that I am (by no means) a web developer and I have no intention to use it that way. However, it seems to be the way to go for my application. All of the…

audiFanatic
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2 answers
Javascript Not working within IE 8
I'm looking for any suggestions on why this script is not working prior to IE 9, so far as I know. I've tried using previous browser settings via IE 9 and it works for it's standards for IE 8 and 7.

Abernasty
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Development process and API levels
So, consider the common scenario where you want to build an app using the latest Android APIs (up to 18), but you must also provide support back to Android 2.x.
This is the case for my current app. I had set my minSdk and targetApi levels…

jim
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manifest file required version API error
In my application i am using:
android theme = @android:style/Theme.DeviceDefault.Light.NoActionBar.Fullscreen
but eclipse shows error.
error is: required version (API 14) and current min is 7.
but in another application i am using same code it…

cyborg
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Which is the highest version of Android on which a Android 2.0 app will work?
I am using a textbook which uses android V2.0. Can you tell me which version of android can run apps for version 2.0 without any problems ?

armani
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3 answers
WP7.1 backward compatibility
I have installed mango SDK in my machine and I want to create an application which runs on both Windows Phone OS 7.0 and Windows Phone OS 7.5 devices. Also I need to implement many of the mango features in the same application. Is it possible ? if…

saikamesh
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