Tutorial by Examples: co

First make utility class or use this method in class needed public class UIUtils { public static BitmapImageViewTarget getRoundedImageTarget(@NonNull final Context context, @NonNull final ImageView imageView, final float radius) { retur...

Warning: The functions atoi, atol, atoll and atof are inherently unsafe, because: If the value of the result cannot be represented, the behavior is undefined. (7.20.1p1) #include <stdio.h> #include <stdlib.h> int main(int argc, char** argv) { int val; if (argc < 2) ...

The contents of files and network messages may represent encoded characters. They often need to be converted to unicode for proper display. In Python 2, you may need to convert str data to Unicode characters. The default ('', "", etc.) is an ASCII string, with any values outside of ASCII ...

This command: :s/foo/bar/g substitutes each occurrence of foo with bar on the current line. fool around with a foodie becomes barl around with a bardie If you leave off the last /g, it will only replace the first occurence on the line. For example, :s/foo/bar On the previous line wou...

1.7+ Timing out an HTTP request with a context can be accomplished with only the standard library (not the subrepos) in 1.7+: import ( "context" "net/http" "time" ) req, err := http.NewRequest("GET", `https://example.net`, nil) ctx, _ := ...

Command line You can use cpan to install modules directly from the command line: cpan install DBI This would be followed by possibly many pages of output describing exactly what it is doing to install the module. Depending on the modules being installed, it may pause and ask you questions. Int...

In the logging configuration file of your choice set the logging of the following packages to the levels shown.: # log the sql statement org.hibernate.SQL=DEBUG # log the parameters org.hibernate.type=TRACE There will probably be some logger specific prefixes that are required. Log4j config:...

Categories provide the ability to add some extra functionality to an object without subclassing or changing the actual object. For example we want to set some custom fonts. Let's create a category that add functionality to UIFont class. Open your XCode project, click on File -> New -> File a...

The code below implements a very simple complex number type for which the underlying field is automatically promoted, following the language's type promotion rules, under application of the four basic operators (+, -, *, and /) with a member of a different field (be it another complex<T> or so...

You will have to inject $filter: angular .module('filters', []) .filter('percentage', function($filter) { return function (input) { return $filter('number')(input * 100) + ' %'; }; });

Consider the case of creating a nested list structure by multiplying: li = [[]] * 3 print(li) # Out: [[], [], []] At first glance we would think we have a list of containing 3 different nested lists. Let's try to append 1 to the first one: li[0].append(1) print(li) # Out: [[1], [1], [1]] ...

In Highcharts, there is an array containing the default colors for the chart's series. When all colors are used, new colors are pulled from the start again. Defaults colors for version 4.x and 5.x are: colors: [ '#7cb5ec', '#434348', '#90ed7d', '#f7a35c', '#8085e9', ...

BrandVersions SupportedInternet Explorer6.0 +Firefox2.0 +Chrome1.0 +Safari4.0 +Opera9.0 +iOS (Safari)3.0 +Android Browser2.0 + Highcharts supports jQuery version 1.6+ for legacy browsers, and 2.0+ for modern browsers.

{ "name": "your/package", "license": "proprietary", "type": "project", "description": "How to load an external private Composer package.", ... "require": { "your/priv...

The Kotlin Standard Library also provides numerous useful functions to iteratively work upon collections. For example, the map function can be used to transform a list of items. val numbers = listOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 0) val numberStrings = numbers.map { "Number $it" } One of...

Use Conditionals via (syntax is in [brackets]): when [when:] Task: - name: run if operating system is debian command: echo "I am a Debian Computer" when: ansible_os_family == "Debian" loops [with_items:] loops [with_dicts:] Custom Facts [ wh...

Common use when: ansible_os_family == "CentOS" when: ansible_os_family == "Redhat" when: ansible_os_family == "Darwin" when: ansible_os_family == "Debian" when: ansible_os_family == "Windows" All Lists based on discuss here http://comments...

Basic Usage Use the when condition to control whether a task or role runs or is skipped. This is normally used to change play behavior based on facts from the destination system. Consider this playbook: - hosts: all tasks: - include: Ubuntu.yml when: ansible_os_family == "Ubunt...

- name: copy ssl key/cert/ssl_include files copy: src=files/ssl/{{ item }} dest=/etc/apache2/ssl/ with_items: - g_chain.crt - server.crt - server.key - ssl_vhost.inc

Directives can be used to build reusable components. Here is an example of a "user box" component: userBox.js angular.module('simpleDirective', []).directive('userBox', function() { return { scope: { username: '=username', reputation: '=reputation' }, ...