r2d2 | An encryption decryption library for android | Android library
kandi X-RAY | r2d2 Summary
kandi X-RAY | r2d2 Summary
R2D2 Android uses Android Keystore to store passwords and other sensitive information for different API versions in an encrypted form.
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Top functions reviewed by kandi - BETA
- Region login
- Sets the username
- Encrypt the given data using AES - 256
- This method encrypts the data
- Encrypt the given input string with the API version
- Sets the password
- Encrypt data
- Callback to show the password
- Gets the password
- Returns the local storage instance
- Decrypt data
- Decrypt data from the key store
- This method decrypts the data using AES - 256
- This method decrypts the given input string
- Initialize instance
- Clears the shared preferences
- Generate the key store
- Generate the keystore
- This method is called when the activity is created
- Gets the username
r2d2 Key Features
r2d2 Examples and Code Snippets
Community Discussions
Trending Discussions on r2d2
QUESTION
I am learning to use inner_join for forward query
...ANSWER
Answered 2022-Apr-10 at 08:03your real problem is with serde
crate
if you have data type like this (String, i32, ...)
serde
will create array in output see following code
QUESTION
Similar to another question I had (Here). But now I'm trying to count unique and total events on daily basis for each event type, based on the following data shape:
...ANSWER
Answered 2022-Feb-11 at 12:49QUESTION
I have a Mongo collection that contains data on saved searches in a Vue/Laravel app, and it contains records like the following:
...ANSWER
Answered 2022-Feb-10 at 00:58To find all documents containing at least one value string with (.) , try:
QUESTION
I have 2 arrays coming from my MongoDB database, one called users that returns a list of user objects like this:
...ANSWER
Answered 2022-Feb-05 at 04:39You can write a simple function to retrieve the full name.
QUESTION
The program will take one argument, corresponding to one of the relations' keys. The program will print out the statement:
John, I am your x
Where x = the relationship.
For example, if the argument is "Lisa", it should print "John, I am your sister"
If the key is "Smith" you should instead print "No, I am your father"
Here is my code:
...ANSWER
Answered 2022-Feb-01 at 15:01you did not import sys
module, and you also need to specify the argument for the function Relation
.
QUESTION
#[macro_use]
extern crate diesel;
use diesel::result::Error;
use actix_web::web;
use diesel::{PgConnection, QueryDsl, RunQueryDsl};
use r2d2::{Pool, PooledConnection};
use r2d2_diesel::ConnectionManager;
use schema::tests::dsl::*;
pub mod schema;
pub type MyDBConnectionManager = ConnectionManager;
pub type MyPool = Pool;
pub type MyDBConnection = PooledConnection;
struct S { }
impl S {
async fn download_and_store_object(pool: web::Data) -> Result<(), Error>
{
let conn_ = pool.get().expect("couldn't get db connection from pool");
let conn = &conn_;
let v_data_size: Option = web::block(move || -> Result<_, Error> {
Ok(tests.select(b).get_result::>(&**conn)?)
}).await.unwrap();
Ok(())
}
}
#[actix_web::main]
async fn main() -> std::io::Result<()> {
Ok(())
}
...ANSWER
Answered 2022-Jan-23 at 20:12As said in the comments, Conn
can not be shared between threads, so in this case you would need to move the Pool
handle, and get a connection from within the clusure itself:
QUESTION
I have a users
table that I'm trying to add a role
field to with Diesel:
ANSWER
Answered 2022-Jan-05 at 08:55You need to derive FromSqlRow
as well. It will generate the necessary FromSqlRow
and Queryable
impl for your type.
QUESTION
I have MongoDB running on a Raspberry Pi at my house, and I'm trying to edit the config file so that other computers at my house can connect to it. Here's some numbers:
Device IP Raspberry Pi 192.168.1.5 Laptop 192.168.1.7When I edit /etc/mongod.conf
to look like this, I can connect from my laptop:
ANSWER
Answered 2022-Jan-02 at 13:54User R2D2 in the comments was correct; I needed to use the IP of the host machine, not the IP of the connecting machine. This makes sense, now that I know. Below is the working config - notice the IP listed is the IP of the Raspberry Pi, which is the same IP my dev machines will be pointing to in order to connect.
QUESTION
I am trying to use chrono::NaiveDate
as a database model field. Here is the model:
ANSWER
Answered 2021-Dec-21 at 08:34First of all your question is missing important information. This includes the corresponding table!
call from your schema.
Now the guessing what could possibly cause this based on the information you provided:
The error message indicates that you try to insert a NaiveDate
into a Timestamp
field. That's just something that is not supported as a timestamp expects a data and a time value, while a NaiveDate
only provides a date value. You can see a list of out of the box supported type mappings for diesel in the documentation of each SQL type. For example for Timestamp
here
QUESTION
How can I convert an objects position in PyBullet to pixel coordinates & draw a line onto the frame using PyBullet & OpenCV?
We would like to do this because PyBullet native addUserDebugLine()
function is not available in DIRECT mode.
ANSWER
Answered 2021-Nov-15 at 22:50After a lot of fiddling, I came to a solution. Playing with it for a while, I came to a point where it looked almost OK except for a rotation of the axes given by the yaw angle. So, I did a second call to computeViewMatrixFromYawPitchRoll but with the opposite yaw in order to compute the transformation for the axes. Unfortunately, I'm not sure about why this works... But it works! Note: base_pos, _cam_dist, _cam_yaw and _cam_pitch have been displaced into render() Note also: the up direction has been reversed too (don't ask why... :-) ) A pretty messy explanation, I must admit...
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install r2d2
You can use r2d2 like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the r2d2 component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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