When compiling C++ files using cc , you might face an error of :
/*Error output under macOS .*/
Undefined symbols for architecture x86_64:
"std::__1::locale::use_facet(std::__1::locale::id&) const", referenced from:
std::__1::basic_ostream<char, std::__1::char_traits<char> >& std::__1::__put_character_sequence<char, std::__1::char_traits<char> >(std::__1::basic_ostream<char, std::__1::char_traits<char> >&, char const*, unsigned … Read More
When compiling a java file you might face an error of :
error: package org.apache.http does not exist
Just download the Apache HttpComponents , and select the appropriate version . For example the HttpClient 5.0.3 version , or the … Read More
To capture and select images or videos , using cordova , the plugin cordova-plugin-camera can be used .
$ cordova create demo-camera com.twiserandom.mobileapps.demo.camera "Demo Camera" # Create an application , in a folder named # demo-camera , with an… Read More
There are two plugins to get battery status using Cordova, the first one is called phonegap-plugin-battery-status , and the second one is cordova-plugin-battery-status .
The phonegap-plugin-battery-status plugin is deprecated , but it is still working .
It can … Read More
The storage classes in C++ are : auto , static , extern , mutable , register , and thread_local . They are used in declarations to specify how a definition takes place .
Definition for a variable , is … Read More
A scope is where an identifier is declared , it can be thought of , as containing a list of identifiers . There are multiple scopes in C++ , hence multiple places , where … Read More
The C standard groups its available types , in two large categories : the object types , and the function types .
The object types , in C are :
Integer… Read More
The arithmetic data types in C , are the integer types , such as int or unsigned long , and the floating point types , such as float , or long double .