Tutorial by Examples: al

You need discover the services and characteristic You don't need read value from the characteristic before writing over it. will continue for, for this example, after read value. Modify func peripheral(_ peripheral: CBPeripheral, didUpdateValueFor characteristic: CBCharacteristic, error: Error?)...

Alfresco is ECM (enterprise content management) system, based on java frameworks and javascript. Alfresco (as a "repository" is the base core of the Alfresco as a product). It provides eg. encrypted content store, specific permissions settings, content types with specific properties (like...

The function takes the argument of the current node index, adjacency list (stored in vector of vectors in this example), and vector of boolean to keep track of which node has been visited. void dfs(int node, vector<vector<int>>* graph, vector<bool>* visited) { // check whethe...

Detailed instructions on getting iot set up or installed.

Detailed instructions on getting talend set up or installed.

file_unzip = 'filename.zip' unzip = zipfile.ZipFile(file_unzip, 'r') unzip.extractall() unzip.close()

file_untar = 'filename.tar.gz' untar = tarfile.TarFile(file_untar) untar.extractall() untar.close()

Unlike the VisibleExp property, defined in Aspx, you manipulate AllowSelect property of a data view though BLC or BLC extension code. The AllowSelect property makes it possible to use more complex boolean expressions (in comparison to the VisibleExp property) and, if necessary, retrieve additional i...

If you have an Arduino connected to a computer or a Raspberry Pi, and want to send data from the Arduino to the PC you can do the following: Arduino: void setup() { // Opens serial port, sets data rate to 9600 bps: Serial.begin(9600); } void loop() { // Sends a line over serial: Se...

You can include/install Select2 in one of the two ways Directly using CDN's in your project under the head section of your project. link href="https://cdnjs.cloudflare.com/ajax/libs/select2/4.0.3/css/select2.min.css" rel="stylesheet"/> <script src="https://cdnjs...

In Rx Subjects have internal states that can control their behavior. A common use-case form Subject is subscribing it to multiple Observables. The following example creates two different Observables and subscribes a Subject to both of them. Then it tries to print all values that went through: let ...

In the JNDI declaration you may want to encrypt the username and password. You have to implement a custom datasource factory in order to be able to decrypt the credentials. In server.xml replace factory="org.apache.tomcat.jdbc.pool.DataSourceFactory" by factory="cypher.MyCustomDataS...

Interceptors are a good tool for implementing cross-cutting concerns such as logging or authentication. Let's say we have a following service: public interface IService { string CreateOrder(NetworkCredential credentials, Order orderToCreate); string DeleteOrder(NetworkCredential credenti...

Providing your microsoft account credentials you can authenticate and receive subscription keys to start with the services. This document describes the various flows in the tool to create your own knowledge base. QnA Maker works in three steps: extraction, training and publishing. To start, feed ...

I won't repeat it all here: "Application Default Credentials provide a simple way to get authorization credentials for use calling Google APIs." If you can use Application Default Credentials, do. There is an extra step you will need to perform the before first using Application Default ...

Once you become familiar with the code to call one method on one Google service, you will be able to infer how to call any method on any Google service. First, we make a connection to the service using the credential object instantiated in the previous example: CloudResourceManagerService service ...

Detailed instructions on getting enterprise-architect set up or installed.

Interstitial ads are full-screen ads that cover the interface of their host app. They're typically displayed at natural transition points in the flow of an app, such as between activities or during the pause between levels in a game. Make sure you have necessary permissions in your Manifest file: ...

The following VHDL model drives signal s from two different processes. As the type of s is bit, an unresolved type, this is not allowed. -- File md.vhd entity md is end entity md; architecture arc of md is signal s: bit; begin p1: process begin s <= '0'; wait; e...

Algorithm PMinVertexCover (graph G) Input connected graph G Output Minimum Vertex Cover Set C Set C <- new Set<Vertex>() Set X <- new Set<Vertex>() X <- G.getAllVerticiesArrangedDescendinglyByDegree() for v in X do List<Vertex> adjacentVertices1 <- G....