trick | Trick

 by   nasa C++ Version: 19.5.1 License: Non-SPDX

kandi X-RAY | trick Summary

kandi X-RAY | trick Summary

trick is a C++ library typically used in Simulation applications. trick has no bugs, it has no vulnerabilities and it has low support. However trick has a Non-SPDX License. You can download it from GitHub.

The Trick Simulation Environment, developed at the NASA Johnson Space Center, is a powerful simulation development framework that enables users to build applications for all phases of space vehicle development. Trick expedites the creation of simulations for early vehicle design, performance evaluation, flight software development, flight vehicle dynamic load analysis, and virtual/hardware in the loop training. Trick's purpose is to provide a common set of simulation capabilities that allow users to concentrate on their domain specific models, rather than simulation-specific functions like job ordering, input file processing, or data recording. Trick is released under the NASA Open Source Agreement Version 1.3 license.
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            kandi-support Support

              trick has a low active ecosystem.
              It has 666 star(s) with 214 fork(s). There are 64 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 126 open issues and 930 have been closed. On average issues are closed in 106 days. There are 5 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of trick is 19.5.1

            kandi-Quality Quality

              trick has 0 bugs and 0 code smells.

            kandi-Security Security

              trick has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              trick code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              trick has a Non-SPDX License.
              Non-SPDX licenses can be open source with a non SPDX compliant license, or non open source licenses, and you need to review them closely before use.

            kandi-Reuse Reuse

              trick releases are available to install and integrate.
              It has 48867 lines of code, 2524 functions and 539 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

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            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of trick
            Get all kandi verified functions for this library.

            trick Key Features

            No Key Features are available at this moment for trick.

            trick Examples and Code Snippets

            No Code Snippets are available at this moment for trick.

            Community Discussions

            QUESTION

            How do I create a subclass of Str?
            Asked 2022-Mar-28 at 19:50

            I have this class which is basically a wrapper for a Str attribute:

            ...

            ANSWER

            Answered 2022-Mar-28 at 18:52

            Holy crap, I took a wild guess and passed the $string in with a value argument:

            Source https://stackoverflow.com/questions/71650967

            QUESTION

            Emulator is not working in android studio bumblebee
            Asked 2022-Mar-09 at 09:34

            I have run my app but still Device Manager is saying

            No emulators are currently running. To launch an emulator use the Device Manager or run your app while targeting a virtual device

            As you can see a green dot in the emulator that means "Emulator is running"

            And some time emulator is showed but when I click on screen then emulator gone

            I think this version of the android studio has more bugs when compared to its previous version

            Do you guys have any tricks or solutions?

            Any help will be is always appreciated!

            ...

            ANSWER

            Answered 2022-Feb-16 at 04:48

            I have 2 Solutions so you can try both if one doesn't work

            Solution No 1

            Select device manager and select your device and select the drop-down menu

            then click on the show on disk option

            then delete all files that have the .lock extension and run your emulator again.

            Solution No 2

            You can get a normal emulator like previous time android studio have, so to get the previous emulator in the new version of android studio you can do these steps

            open the settings tab by following the below steps or by pressing Ctrl + Alt + S

            Select File > Settings > Tools > Emulator

            then unTick the option name Launch in a Tool Window then click okay now you got the previous emulator. and if in the emulator you got any issues you can check This Solution for Emulator on StackOverFlow

            Source https://stackoverflow.com/questions/70981757

            QUESTION

            What is the idiomatic way to do something when an Option is either None, or the inner value meets some condition?
            Asked 2022-Jan-28 at 08:44

            Is there a more idiomatic way to express something like the following?

            ...

            ANSWER

            Answered 2022-Jan-27 at 07:32

            There are many ways to do it. One of the simplest (and arguably most readable) is something like this:

            Source https://stackoverflow.com/questions/70859478

            QUESTION

            What are "extern char condition tricks"?
            Asked 2022-Jan-23 at 04:53

            I was reading the GCC documentation on C and C++ function attributes. In the description of the error and warning attributes, the documentation casually mentions the following "trick":

            error ("message")
            warning ("message")

            If the error or warning attribute is used on a function declaration and a call to such a function is not eliminated through dead code elimination or other optimizations, an error or warning (respectively) that includes message is diagnosed. This is useful for compile-time checking, especially together with __builtin_constant_p and inline functions where checking the inline function arguments is not possible through extern char [(condition) ? 1 : -1]; tricks.

            While it is possible to leave the function undefined and thus invoke a link failure (to define the function with a message in .gnu.warning* section), when using these attributes the problem is diagnosed earlier and with exact location of the call even in presence of inline functions or when not emitting debugging information.

            There's no further explanation. Perhaps it's obvious to programmers immersed in the environment, but it's not at all obvious to me, and I could not find any explanation online. What is this technique and when might I use it?

            ...

            ANSWER

            Answered 2022-Jan-23 at 04:53

            I believe the premise is to have a compile time assert functionality. Suppose that you wrote

            Source https://stackoverflow.com/questions/70818988

            QUESTION

            ellipsis ... as function in substitute?
            Asked 2022-Jan-13 at 06:04

            I'm having trouble understanding how/why parentheses work where they otherwise should not work®.

            ...

            ANSWER

            Answered 2022-Jan-09 at 16:14

            Note: When referring to documentation and source code, I provide links to an unofficial GitHub mirror of R's official Subversion repository. The links are bound to commit 97b6424 in the GitHub repo, which maps to revision 81461 in the Subversion repo (the latest at the time of this edit).

            substitute is a "special" whose arguments are not evaluated (doc).

            Source https://stackoverflow.com/questions/70602963

            QUESTION

            Why does this Python code with threading have race conditions?
            Asked 2021-Dec-27 at 17:33

            This code creates a race condition:

            ...

            ANSWER

            Answered 2021-Dec-27 at 17:33

            Reading the docs better, I think there's the answer:

            The mechanism used by the CPython interpreter to assure that only one thread executes Python bytecode at a time. This simplifies the CPython implementation by making the object model (including critical built-in types such as dict) implicitly safe against concurrent access. Locking the entire interpreter makes it easier for the interpreter to be multi-threaded, at the expense of much of the parallelism afforded by multi-processor machines.

            However, some extension modules, either standard or third-party, are designed so as to release the GIL when doing computationally-intensive tasks such as compression or hashing. Also, the GIL is always released when doing I/O.

            I don't know the internals, but guess each line or block of this bytecode is executed alone, and other threads are waiting (which makes it slow). But some lines consist of multiple blocks, and aren't atomic.

            Here's what you get if run dis.dis('x[0] += 1'):

            Source https://stackoverflow.com/questions/70493438

            QUESTION

            Fastest way to draw filled quad/triangle with the SDL2 renderer?
            Asked 2021-Dec-13 at 21:20

            I have a game written using SDL2, and the SDL2 renderer (hardware accelerated) for drawing. Is there a trick to draw filled quads or triangles?

            At the moment I'm filling them by just drawing lots of lines (SDL_Drawlines), but the performance stinks.

            I don't want to go into OpenGL.

            ...

            ANSWER

            Answered 2021-Oct-05 at 09:52

            Not possible. SDL2 does not include a full-fledged rendering engine.

            Some options:

            • You could adopt Skia (the graphics library used in Chrome, among ohters) and then either stick with a software renderer, or instantiate an OpenGL context and use the hardware backend.

            • You could use another 2D drawing library such as Raylib

            • Or just bite the bullet and draw your triangles using OpenGL.

            Source https://stackoverflow.com/questions/69447778

            QUESTION

            How to access the shell in google Colab when running the R kernel
            Asked 2021-Nov-29 at 15:58

            When I use Python with colab, you can access the underlying operating system using things like ! and %%shell, e.g., !ls to list the files.

            When I use colab with the R kernel, the ! and %%shell tricks don't work. Is there a way to call the shell from colab in this case?

            https://colab.research.google.com/#create=true&language=r

            ...

            ANSWER

            Answered 2021-Nov-23 at 12:59

            There is the base R function system which allows you to call the shell behind the Notebook. Since colab suppresses the stdout, one needs to set the option intern = TRUE to see the result as an R character vector. To properly display line breaks, I defined a function called shell_call which is analog to ! in ipython:

            Source https://stackoverflow.com/questions/70025153

            QUESTION

            How do I statically link a Haskell library with a Rust project?
            Asked 2021-Nov-26 at 07:11

            I’ve had no luck so far with linking a Haskell library to a Rust project. I’ve had a lot of errors, the latest being the recompile with -fPIC for ghc.

            I’ve managed to get a functional example of dynamically linking — but have been unable to get it linked statically.

            Attaching my current setup right now:

            1. build.rs

              ...

            ANSWER

            Answered 2021-Nov-25 at 14:42

            I compiled the Haskell library and C shim at once, passing the -staticlib flag:

            Source https://stackoverflow.com/questions/70102465

            QUESTION

            ReactJS: [Home] is not a component. All component children of must be a or
            Asked 2021-Nov-23 at 04:01

            I am trying to navigate to "/quiz" when Start Quiz button is clicked.

            However when I compile my code I am getting the following error on the website application: [Home] is not a component. All component children of must be a or

            I am new to react and if anyone can help me I would be grateful!

            Here is my code for App.js:

            ...

            ANSWER

            Answered 2021-Nov-23 at 03:20

            Only Route or React.Fragment are allowed to be children of the Routes component, and vice-versa. You are already rendering a Home component on the "/" path, so remove the extraneous component. It appears you are also using react-router-dom v6, so the Route components no longer render components via a render or component prop, they now render components as JSX on the element prop.

            Source https://stackoverflow.com/questions/70074873

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install trick

            You can download it from GitHub.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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