stuff.js | Smart , sandboxed , and reprogrammable iframes | Proxy library
kandi X-RAY | stuff.js Summary
kandi X-RAY | stuff.js Summary
A secure and easy way to run arbitrary HTML / JS / CSS code in an iframe. Stuff.js is a client-side JS library that is meant to be loaded from different origins to restrict access from the iframe to it's parent(s). Read more. Node is only required for testing and developlment and is only used as a static server. Feel free to use your web server of choice.
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QUESTION
I have an app that writes to its local storage depending on user actions; said contents need to be forwarded to another app.
My approach:
- create a worker thread with a file observer pointed to local storage
- start worker from the apps main activity
- worker thread creates and sends intents with updated contents to separate app
I'm not sure (maybe need to open a separate question), but everything created in an activity gets destroyed when the activity is stopped, right? meaning that adding workers, file observers have the same life span as the activity they're defined in, right?
Code:
MainActivity.java:
...ANSWER
Answered 2021-May-05 at 21:41Usually you would use a Service
if you have background processing to do that doesn't need user interaction (display or user input). If your app is in the foreground then your Service
can launch other activities using startActivity()
.
Your architecture seems very strange to me. You are using a Worker
, which has a maximum 10 minute lifetime. You are starting the Worker
which then creates a FileObserver
to detect creation/modification of files. It then reads the file and starts another Activity
. This is a very complicated and roundabout way of doing things. I have doubts that you can get this working reliably.
Your Activity
is writing the data to the file system. It could just call a method (on a background thread) after it has written the file that then forwards the data to another Activity
. This would be much more straightforward and has a lot less moving parts.
I don't know exactly how the lifecycle of the Activity
effects the Worker
s. I would assume that they are not directly linked to the Activity
and therefore would not stop when the Activity
is paused or destroyed.
I also notice that you are writing to a file on the main (UI) thread (in your OnClickListener
). This is not OK and you should do file I/O in a background thread, because file I/O can block and you don't want to block the main (UI) thread.
QUESTION
I generated a simple app through create-react-app
(v3.3.0 for what that is worth) without messing with it's default settings.
For the most part, I use I do exports using the ES6 syntax:
...ANSWER
Answered 2021-May-02 at 17:55I found a similar issue https://github.com/facebook/create-react-app/issues/6163 seems like there is no easy solution except ejecting.
you can use https://www.npmjs.com/package/react-app-rewired if you don't want to eject CRA.
Another solution can be a module loader to load ESM files in Node https://www.npmjs.com/package/esm this package can help.
QUESTION
I have JavaScript modules which I want to use with IE11.
In the HTML pages they are referenced like this:
...ANSWER
Answered 2020-Oct-20 at 04:23QUESTION
I was running into this particularly painful Ansible task of:
- Reading JSON from a file.
- Passing the JSON as a string to helm, BUT not quoting it.
ANSWER
Answered 2020-Oct-13 at 22:33Using {{ lookup('file', './stuff.json') | string }}
will force Ansible to evaluate it as a string without adding quotes.
There are several examples in Using filters to manipulate data that use this filter.
Documentation for the filter can be found in the Jinja2 documentation. The documentation states that the filter will:
Make a string unicode if it isn’t already. That way a markup string is not converted back to unicode.
I'm not particularly sure why this corrects the issue, but it did.
QUESTION
I have a JavaScript file mystuff.js
which throws errors in IE11 (due to for..of loops, etc).
So I try to convert it with Babel for use in IE11. However the output from Babel does not seem to be IE11-compatible. (IE complains "SCRIPT5009: 'require' is undefined".)
It looks like the result of Babel is not really JavaScript for IE11...
For reference here the steps I did:
I install
...
ANSWER
Answered 2020-Aug-12 at 07:28"require" is commonjs module import function and is not available in browsers api (only nodejs) , you can use attribute type='module' on script tag AND ES6 module imports but it only works in newer browsers. Otherwise if you use imports in source code and want to ship the code to older browsers you need to use bundlers such as webpack, rollup, or parcel( way easier to setup than webpack ), Babel only polyfills javascript but does not bundles modules.
You also need to make sure babel does not transforms ES6 modules to commonjs modules (https://babeljs.io/docs/en/babel-preset-env#modules) because commonjs is not supported in browsers as i said before
QUESTION
I have an Ionic5 (cli 6.3.0)/Cordova 9.0.3 (cordova-lib@9.0.2) project that uses plugins.
I am attempting to create a custom plugin for a 3rd party framework.
I know the skeleton of the plugin is correct since I created it with Plugman and before adding the framework I could build/run and get feedback that "coolMethod" had been run from Objective-C file.
Even after adding the framework, I can get the plugin to install correctly with ionic cordova plugin add ./packages/cordova-plugin-my-custom-stuff
I can get Ionic/Cordova to build the iOS project successfully with ionic cordova build ios
But when I try to run the iOS emulator from either Ionic command line ionic cordova run ios
or from auto-generated xCode project, I get
ANSWER
Answered 2020-Apr-29 at 20:48Finally figured it out.
QUESTION
I have a simple module modA
:
ANSWER
Answered 2020-Mar-23 at 22:02In order to make following import work
QUESTION
I've seen people make action creators (functions that return an action object to avoid typos) like this:
...ANSWER
Answered 2020-Feb-26 at 01:09I don't believe there's anything wrong with this, useDispatch
isn't some expensive operation or anything, it literally just gives that hook/component/whatever a reference to the dispatch
function. Like importing the same component/script in different files, it's perfectly fine.
One point to note, based on react redux docs here, is that when creating callbacks that use dispatch, they should be memoized with useCallback
QUESTION
I have multiple modals and the conditions for showing and hiding them are stored in a Redux store. To avoid typos I export the actions like this...
...ANSWER
Answered 2020-Feb-18 at 12:28No, this is not valid.
In your first case, you're doing useDispatch()
during render, and then you call dispatch(modalNameHide())
during onClick. This is valid and correct usage of useDispatch
.
In your theoretical second case, you're doing modalNameHide()
during onClick, and this means that useDispatch()
will also be used during onClick instead of render (which is incorrect usage of useDispatch
).
useDispatch
is a react hook, and you're breaking the Rules of Hooks. Read more here: https://reactjs.org/docs/hooks-rules.html
QUESTION
index.js
...ANSWER
Answered 2019-Dec-09 at 20:56Try processing path with path
module, as below
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