Tutorial by Examples: di

Having lots of styles in App.xaml will quickly become complex, so they can be placed in separate resource dictionaries. In order to use the dictionary, it must be merged with App.xaml. So, in App.xaml, after the resource dictionary has been created: <Application xmlns="http://s...

To start with creating your own service, take a look at the base class of each service, which is called ItsG5Service. Also you can look at the CamService and the DenmService as they are already implemented services. All application related files and classes can be found in the artery/application sub...

Unquoted identifiers can use letters (a-z), digits (0-9), and underscore (_), and must start with a letter. Depending on SQL implementation, and/or database settings, other characters may be allowed, some even as the first character, e.g. MS SQL: @, $, #, and other Unicode letters (source) MySQ...

ProGuard is a tool used in the building process to optimize and obfuscate the Java code of your APK, and also remove unused classes. The resulting APK when using ProGuard will have a smaller size and will be harder to reverse-engineer (decompilation). ProGuard can be used too in Xamarin.Android app...

You can simply access the fashdata in view like this <?php echo $this->session->flashdata('message'); ?> For access multiple message just change identifier For Ex. <?php echo $this->session->flashdata('my_alert'); ?> <?php echo $this->session->flashdata('my_wa...

Midnight Commander has a built in editor which is started by F4 function key when over the desired file in the browse mode. It can also be invoked in standalone mode by executing mcedit <filename> Here is a list of actions which can be triggered in the edit mode. F1 Displays help F2 Saves ...

This subroutine is a quick example on how to allow a user to select multiple files and then do something with those file paths, such as get the file names and send it to the console via debug.print. Option Explicit Sub OpenMultipleFiles() Dim fd As FileDialog Dim fileChosen As Integer ...

In Spark (scala) we can get our data into a DataFrame in several different ways, each for different use cases. Create DataFrame From CSV The easiest way to load data into a DataFrame is to load it from CSV file. An example of this (taken from the official documentation) is: import org.apache.spar...

You can mount remote directory through ssh by using sshfs. Sshfs does not come as a default on Ubuntu, so you need to install it first by using sudo apt-get install sshfs. You can then mount the remote directory to your local machine like this sshfs [email protected]:/remotedir /localdir Not...

There are two ever-so-slightly different engines of regular expressions implemented in R. The default is called POSIX-consistent; all regex functions in R are also equipped with an option to turn on the latter type: perl = TRUE. Look-ahead/look-behind perl = TRUE enables look-ahead and look-behind...

Existing legends can be difficult to manage. For example, if your plot has two lines, but only one of them has a legend entry and that should stay this way, then adding a third line with a legend entry can be difficult. Example: figure hold on fplot(@sin) fplot(@cos) legend sin % Add only a le...

public static MvcHtmlString RadioButtonLabelFor<TModel, TProperty>(this HtmlHelper<TModel> self, Expression<Func<TModel, TProperty>> expression, bool value, string labelText) { // Retrieve the qualified model identifier string name = ExpressionHe...

You may also extend nested selectors. The below Less .otherChild{ color: blue; } .otherParent{ color: red; .otherChild{ font-size: 12px; color: green; } } .parent{ .nestedParagraph{ &:extend(.otherParent .otherChild); } } Will compile to .otherChild...

By default, NuGet restores packages into the packages folder in the solution root. This folder is shared between all solution projects. In some cases it is useful to change the location of the restored packages (for instance, to share them between several solutions). Its can be achieved by creating...

The Jedis library is generally added to Java project using a dependency management system built into the build environment of the project. Two popular Java build systems are Maven and Gradle. Using Gradle To add the Jedis library to a Gradle project, you will need configure a repository and add a...

Using a Pool Most code will want to connect to Redis using a pool of shared connection objects. Connecting to Redis using a pool involves two different code block. At initialization time, your application needs to create the connection pool: JedisPoolConfig poolCfg = new JedisPoolConfig(); ...

In case you need different settings for your various applications, there is (as of Flink 1.2) no easy way to do that. If you use the one-yarn-cluster-per-job mode of flink (i.e. you launch your scripts with: flink run -m yarn-cluster ...), here is a workaround : create a conf directory somewhe...

Note: The Redis project does not officially support Windows. However, the Microsoft Open Tech group develops and maintains this Windows port targeting Win64. Official redis.io/download You can choose to download different versions or the latest version of Redis github.com/MSOpenTech/redis/release...

To add a directive with a selector [prefix]Highlight, run: $ ng g d highlight installing directive create src/app/highlight.directive.spec.ts create src/app/highlight.directive.ts update src/app/app.module.ts To prevent prefix usage add --prefix false or -p false flag ...

All documents from students collection. > db.students.find().pretty(); { "_id" : ObjectId("58f29a694117d1b7af126dca"), "studentNo" : 1, "firstName" : "Prosen", "lastName" : "Ghosh", "age" ...