The | takes the output of the left command and pipes it as input the right command. Mind, that this is done in a subshell. Hence you cannot set values of vars of the calling process wihtin a pipe.
find . -type f -a -iname '*.mp3' | \
while read filename; do
mute --noise "...
Glyphicons can be used in text, buttons, toolbars, navigation, forms, etc (Source: W3Schools). Glyphicons are basically icon forms that can be used to style any of the aforementioned. These examples outline the usage of glyphicons inside two types of buttons by simply using a span inside the buttons...
There are many responsive scenarios where it's necessary to have column units exceeding 12 in a single .row element. This is known as column wrapping.
If more than 12 columns are placed within a single row, each group of
extra columns will, as one unit, wrap onto a new line.
For example, cons...
You can print log message in the terminal using console.log(). To do so, open a new terminal and run following command for Android:
react-native log-android
or following command if you are using iOS:
react-native log-ios
You will now start to see all the log message in this terminal
BFS can be used to find the connected components of an undirected graph. We can also find if the given graph is connected or not. Our subsequent discussion assumes we are dealing with undirected graphs.The definition of a connected graph is:
A graph is connected if there is a path between every p...
Call this function with parameter argument as array with type 'any'. It will return you json string. Json string is used to submit array in web service call as request input parameter in Swift.
//-----------------------
let array = [["one" : 1], ["two" : 2], ["three" ...
Using the magick command (or `convert for IM 6.x users) you con convert any image format to any other. with no other arguments, as little processing as possible will be done to move from one format to the other. Simply specify your input and output files. To convert a JPEG to a PNG:
$ magick image....
This example demonstrate how to dynamically insert data into MySQL using Python Scrapy.
You do not need to edit pipelines.py file for any project.
This example can be used for all your project.
Just yield you_data_dictionary from your Spider and inside pipelines.py a query will be created automat...
Create a new Xamarin Forms app using PCL File -> New Solution -> Multiplatform App -> Xamarin Forms -> Forms App; Name the project as EffectsDemo
Under the iOS project, add a new Effect class that inherits from PlatformEffect class and overrides the methods OnAttached, OnDetached and ...
You may want to copy files from one place to another. In this example we'll teach you.
You can use the command xcopy. The syntax is xcopy c:\From C:\To
Example:
@echo off
xcopy C:\Folder\text.txt C:\User\Username\Desktop
There are also switches you can use. If you want to view them open up co...
Event Type-
DDL_COMMAND_START
DDL_COMMAND_END
SQL_DROP
This is example for creating an Event Trigger and logging DDL_COMMAND_START events.
CREATE TABLE TAB_EVENT_LOGS(
DATE_TIME TIMESTAMP,
EVENT_NAME TEXT,
REMARKS TEXT
);
CREATE OR REPLACE FUNCTION FN_LOG_EVENT()
RETURNS EVE...
This example shows a very basic example of how to utilize onCommand. I don't suggest processing your commands directly in onCommand, but this does the trick for this simple case.
In this example we attempt to set the player's gamemode.
The first thing we need to do is make sure that the sender isn...
$model = Mage::getModel('catalog/product')->getCollection()
Filter based on store:
$mode->addStoreFilter($storeId)
Filter based on product type:
$mode->addAttributeToFilter('type_id', 'configurable')
$mode->addAttributeToFilter('type_id', 'simple')
Filter based on status:
$m...
A C library header can usually be included into a C++ program, since most declarations are valid in both C and C++. For example, consider the following foo.h:
typedef struct Foo {
int bar;
} Foo;
Foo make_foo(int);
The definition of make_foo is separately compiled and distributed with the...
As node.js is often used to build API, proper CORS setting can be a life saver if you want to be able to request the API from different domains.
In the exemple, we'll set it up for the wider configuration (authorize all request types from any domain.
In your server.js after initializing express:
...
We're going to integrate the AlmostEqualToConstraint with the fluent NUnit interfaces, specifically the Is one. We'll need to extend the NUnit provided Is and use that throughout our code.
public class Is : NUnit.Framework.Is
{
public static AlmostEqualToConstraint AlmostEqualTo(int expected,...
