Tutorial by Examples: w

In Laravel documentation, a symbolic link (symlink or soft link) from public/storage to storage/app/public should be created to make files accessible from the web. (THIS PROCEDURE WILL CREATE SYMBOLIC LINK WITHIN THE LARAVEL PROJECT DIRECTORY) Here are the steps on how you can create symbolic lin...

BlurBitmapTask.java public class BlurBitmapTask extends AsyncTask<Bitmap, Void, Bitmap> { private final WeakReference<ImageView> imageViewReference; private final RenderScript renderScript; private boolean shouldRecycleSource = false; public BlurBitmapTask(@NonNu...

When creating a scrapy project with scrapy startproject myproject, you'll find a pipelines.py file already available for creating your own pipelines. It isn't mandatory to create your pipelines in this file, but it would be good practice. We'll be explaining how to create a pipeline using the pipeli...

Throwing error means exception if any exception is not handled then the node server will crash. The following line throws error: throw new Error("Some error occurred"); or var err = new Error("Some error occurred"); throw err; or throw "Some error occurred";...

Eclipse does not give you the possibility to change the font size of the views like 'Project Explorer' or 'Servers', which looks ugly on Linux since Eclipse uses the default (desktop) font size. But you can edit specific configuration files to get the proper font sizes. To fix this annoying font si...

We will create a simple "Hello World!" app with Angular2 2.4.1 (@NgModule change) with a node.js (expressjs) backend. Prerequisites Node.js v4.x.x or higher npm v3.x.x or higher or yarn Then run npm install -g typescript or yarn global add typescriptto install typescript globally ...

There are some general Future trait implementations in the futures crate. One of them is implemented in futures::sync::oneshot module and is available through futures::oneshot function: extern crate futures; use std::thread; use futures::Future; fn expensive_computation() -> u32 { //...

You can pass parameters to the functions in tf.cond() using lambda and the code is as bellow. x = tf.placeholder(tf.float32) y = tf.placeholder(tf.float32) z = tf.placeholder(tf.float32) def fn1(a, b): return tf.mul(a, b) def fn2(a, b): return tf.add(a, b) pred = tf.placeholder(tf....

This can be usefull when you want to visualize incoming data in real-time. This data could, for example, come from a microcontroller that is continuously sampling an analog signal. In this example we will get our data from a named pipe (also known as a fifo). For this example, the data in the pipe ...

Using the --remote-debugging-port to expose a debugger accessible over HTTP is one way appliances can connect and interact with the document using the Chrome Debugging Protocol. chrome --headless --remote-debugging-port=9222 https://stackoverflow.com You can then navigate to http://localhost:9222 ...

This example is was modeled after an example that I found on the internet. I can't find the link or I would give the author credit. I took the sample that I found and modified it to work for my application. Add the following references: System.Xaml, PresentationCore, PresentationFramework,...

You can't improve something you can't measure. To improve the performance of React components, you should be able to measure it. ReactJS provides with addon tools to measure performance. Import the react-addons-perf module to measure the performance import Perf from 'react-addons-perf' // ES6 var ...

$username = "[email protected]" $pwdTxt = Get-Content "C:\temp\Stored_Password.txt" $securePwd = $pwdTxt | ConvertTo-SecureString $credObject = New-Object System.Management.Automation.PSCredential -ArgumentList $username, $securePwd # Now, $credObject is having the credential...

Python import csv with open('/tmp/output.tsv', 'wt') as out_file: tsv_writer = csv.writer(out_file, delimiter='\t') tsv_writer.writerow(['name', 'field']) tsv_writer.writerow(['Dijkstra', 'Computer Science']) tsv_writer.writerow(['Shelah', 'Math']) tsv_writer.writerow(['...

On 32-bit systems, integers greater than 0x7FFFFFFF cannot be stored primitively, while integers between 0x0000000080000000 and 0x7FFFFFFFFFFFFFFF can be stored primitively on 64-bit systems but not 32-bit systems (signed long long). However, since 64-bit systems and many other languages support sto...

Once your test application is ready you can connect it with code for which you want to write unit tests. Either you have you code in PCL, or in UWP app project (I assume that you applied MVVM pattern) just add reference to it in Test Application project: Now you have access to all your code from...

When you want for example enforce the use of the parameter Password if the parameter User is provided. (and vise versa) Function Do-Something { Param ( [Parameter(Mandatory=$true)] [String]$SomeThingToDo, [Parameter(ParameterSetName="Credentials", man...

This example uses the main procedure as the producer task. In Ada the main procedure always runs in a task separate from all other tasks in the program, see minimal example. ------------------------------------------------------------------ -- Sampling Consumer -- --------------------------------...

SELECT date_trunc('week', <>) AS "Week" , count(*) FROM <> GROUP BY 1 ORDER BY 1;

COPY products(is_public, title, discount) TO 'D:\csv_backup\products_db.csv' DELIMITER ',' CSV HEADER; COPY categories(name) TO 'D:\csv_backup\categories_db.csv' DELIMITER ',' CSV HEADER;