Which is the last release of quickfix that support Java 7? - quickfixj

The last version de QuickFix need Java 8, but I can't find info about which is the last for JDK 7, could you help me.

According to the QFJ 2.0.0 release notes they started using the Java 8 Date/Time API in that release, and it is mentioned that "You need at least Java 8 to run QuickFIX/J". The major version was bumped because of this breaking change.
That means that the latest QuickFIX/J version supporting Java 7 should be the 1.6.4 release.

Related

TD 6.2 and Windows 10 compatibility

Asked by Sushree under the 'Centura' tag. :
Is Gupta Team developer 6.2 compatible with Windows 10 ? We are upgrading our systems from windows 7 to windows 10 and we have Centura version 6.2. Do we have to upgrade the Centura to a higher version or will Windows 10 support the current version?
Asked and answered under the 'Centura' Tag. The 'GuptaTeamDeveloper' tag is more appropriate,
so included here is a Link to it for anyone needing help on Gupta Team Developer version compatibility .
TD 6.2 and Windows 10 compatibility is answered here:

Swift build settings in Xcode to use lower 4.0.3 version instead of 5.0.1 are not enforced

I'm creating a simple Swift framework in Xcode 10.3 and trying to use a lower Swift 4.0.3 version. I went to the Xcode build settings and switch from 5.0.1 to 4.0.3 and then build the project.
I ran otool against resulted framework to make sure it's built using correct Swift version but the libraries included are still from Swift 5.0.1 (corresponds to 1001.0.82 from the output below):
otool -l SwiftyHello.framework/SwiftyHello
cmd LC_LOAD_DYLIB
cmdsize 56
name #rpath/libswiftCore.dylib (offset 24)
time stamp 2 Wed Dec 31 16:00:02 1969
current version **1001.0.82**
compatibility version 1.0.0
My toolchain is running Swift 5.0.1:
swift -version
Apple Swift version 5.0.1 (swiftlang-1001.0.82.4 clang-1001.0.46.5)
Target: x86_64-apple-darwin18.7.0
How can I make sure that the Swift framework is built using Swift 4.0.3?
SWIFT_VERSION (Swift Language Version) key does nothing with an actual Swift version of the resulting binary. From $ swift --help:
-swift-version Interpret input according to a specific Swift language version number
So, basically, Xcode executes Swift compiler with -swift-version 4 argument. It changes how Swift compiler parses the source files, but do not affect the binary in any way.
To build the actual Swift 4 binary, you have to install the Swift 4 toolchain. Then you would be able to pick the correct toolchain from the menu Xcode -> Toolchains. But, honestly, I wouldn't recommend doing this way, because Apple does not care about older versions of toolchains, and Xcode usually behaves unstable with them.
Instead, I'd recommend you install older Xcode (in your case 9.3) from the Apple Downloads website and build the project from there.
Alternatively, you can set up relatively simple CI/CD inside Github Actions, CircleCI or TravisCI and build in multiple Xcode versions at the same time there. And use the latest Xcode locally. Because they these CIs provide you multiple virtual environments with different Xcode and macOS versions.

Options for iOS 4.2.1 Development in 2015

I have an old 2G iPod Touch for which I'd like to develop a very simple application. I managed to install Xcode 3.2.5 (the first to include the 4.2 SDK) onto my Mac that runs 10.10.4, but it says it isn't compatible when I run it. Next I tried Xcode 4.4.1 (the most recent that can target iOS 4.2), but it also fails to run. So, I'm thinking that Apples tools might be a lost cause when it comes to development for 4.2.1 if I'm not willing to downgrade my Mac to an earlier OSX version.
Do I have any other options for developing an iOS 4.2.1 app using one or more of OSX 10.10.4, Windows 10, and Ubuntu 14.04? Are options like Xamarin more flexible when it comes to the iOS versions they can target? Thanks in advance for any suggestions.

xcode problems installing, apple keeps telling me to upgrade?

Ive just spent the best part of 3 hours updating my mac (because apple told me xcode 6 wont run unless I install 10.7.4). However, now Ive done that, apple now tells me xcode 6 wont run unless I install 10.10? Is that right? A whole new OS with no path to upgrade?
Im wondering can I use older versions of xcode? Where can I download these? Will I still be able to submit to the app store with older versions of xcode?
That's right, if you want to install the latest version of Xcode you will need OSX 10.10 or later (see "Compatibility" section here).
If you use an older version you will not be able to support newer versions of iOS/OSX.
In order to be able to install the latest Xcode 6.3.x (iOS 8.3 SDK) you need OSX Yosemite installed.
There is a grace period of a few weeks during which you can still release with the previous version of the SDK, but not older than that. You should still have a few weeks of Xcode 6.2 left...

MonoDevelop fails when trying to debug on device

I'm trying to install the iOS app I'm developing on my device, but each time I try MonoDevelop crashes. First the CPU usage spikes and then it stops responding. It seems to be failing when the debugger tries to connect to the device. The application is installed on the device and I can use the app, but I need to see the application output.
I'm using the newest version of MonoDevelop and version 6.0.0 of MonoTouch. Are there any other users with the same experience who have solved this problem?
edit
this is the version information from monodevelop. I've had to treat it like code because else the stackoverflow editor would have made it unreadable.
MonoDevelop 3.1.1
Installation UUID: cf274ee7-dfe8-4ba8-b44c-2c7a0d9a45ab
Runtime:
Mono 2.10.9 (tarball)
GTK 2.24.10
GTK# (2.12.0.0)
Package version: 210090011
Apple Developer Tools:
Xcode 4.5.2 (1847)
Build 4G2008a
Monotouch: 6.0.6
Mono for Android: 4.4.55
Android SDK: /Users/.../Library/Developer/Xamarin/android-sdk-mac_x86
Supported Android versions:
2.1 (API level 7)
2.2 (API level 8)
2.3 (API level 10)
3.1 (API level 12)
4.0 (API level 14)
4.1 (API level 16)
4.2 (API level 17)
Java SDK: /usr
Xamarin.Mac: Not Installed
Build information:
Release ID: 30101000
Git revision: 5d928ec4f9d5864b4db04a1301b8a8649b43fb9d
Build date: 2012-12-14 19:11:30+0000
Xamarin addins: 80f2dcc8fe4ed316b3e77dde496fc33d90305047
Operating System:
Mac OS X 10.8.2
Darwin ---.local 12.2.0 Darwin Kernel Version 12.2.0
Sat Aug 25 00:48:52 PDT 2012
root:xnu-2050.18.24~1/RELEASE_X86_64 x86_64
I got that a lot in the past, while working with a library that wasn't available for the simulator. For me, it was (probably) related to usb link. What you should try:
Turn off itunes (that one is hard to do, you hear a lot of weird sounds around you when music is down)
Enable debugging over wifi (instead of USB) in monodevelop (Preferences>Debugger>iPhone Debugger)
It helped me, hope it'll help you
Not sure what the problem was in the end. OS X seemed to have gone corrupt and wouldn't even start properly any more. Besides the problems I had with MonoDevelop I also started having problems in different software. The solution was to do a full clean install of OS X. I have now been able to update MonoDevelop and MonoTouch and can once again debug apps on devices.
I'm sorry if my solution can't help any other people directly, but perhaps the answer Stephane Delcroix gave may help you!

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