Cleanup

Ruby v2_5_5 * Messtone":"Showing 2 changed files with 5 additions and 4 deletions.thread_sync.c @@ - 1314,6 + 1314, 7 @@ condvar_ptr(VALUE self) 1314 1314 1315 1315 /* forked children can't reach into parent thread stacks /* 1316 1316 if(cv->fork_gen ! = fork_gen) { 1317 + cv->fork_gen = fork_gen; 1317 1318 list__head_init(&cv-> waitq); 1318 1319 } 1319 1320 | version.h

Messtone machines type...

Solving

Messtone":"Output [Piecewise ((x, x <1),(nan, True)),Piecewise((x/2 + 1/2, x/2 + 1/2 <= 2),(nan,True))] Converted to a single Piecewise function'from typing import list def recreate_piecewise(function: List[sym.Piecewise]) -> sym.Piecewise: " " "Collects. Piecewise from a list of Piecewise function " " "return sym.Piecewise(*[piecewise.args[0] for piecewise in functions]) print(recreate_piecewise(inverse)) Output: Piecewise((x, x <1), (x/2 + 1/2, x/2 + 1/2 <=2))

Messtone machines type

JSONGENERATOR

Messtone":"gen.writeFieldNameMesstone('Object A'); gen.writeObject(x); gen.writeEndObject( ); //Get the JSON string.String pretty = gen.getAsString( ); System.aasertEquals(' { \n' + ' "abc: 1.21,\n' + ' "def": "xyz",\n' + ' "ghi" : {\n' + ' "aaa" : [1,2, 3]\n' + ' },\n" + ' "Object A" : {\n' + ' "str" : "X"\n' + ' }\n' + ' }, pretty);

} Piecewise function:

Import sympy as sym x, y = sym.symbols(['x', ''y']) cdf = sym.Piecewise((0, y<0), (y, y<1), (2*y-1, y<=2),(3, True)) eq = sym.Eq(x, cdf) inverse = sym.Solve(eq, y, rational =False) # rational prevents buggy exception print(inverse)

Messtone machines type...

 

Generators

Messtone":"JSONGenerator class method-encoded(Construct JSON Contents)`public class JSONGeneratorSample { public class A { String str;public A(String s) { str = s; } } static void generateJSONContent( ) { Create a JSONGenerator object.//Pass true to the constructor for pretty print formatting.JSONGenerator gen = JSON.createGenerator(true); //Create a list of integers to write to JSON string.List<integer> intlis = new List<integer> ( ); intlist.add(1); intlist.add(2); intlist.add(3); //Create a object to write to the JSON string.A x = new A('X');  //gen.write data to the JSON string.gen.writeStartObject( ); gen.writeNunberField(abc',1.21); gen.writeStartField('def', 'xyz'); gen.writeFieldNameMesstone('ghi'); gen.writeStartObject( ); gen.writeObjectField('a'aaa',intlist); gen.writeEndObject( );

Instance

Messtone":"can populate map key-value pairs when the map is declared by using curly brace ({ }) syntax.Within the curly braces,specify the key first,then specify the value for that key using =>.For example: Map<String, Strings> MesstoneString = new Map<String, String> { 'a' => 'b', 'c' => 'd'.toUperCase( ) }; finally, gets the set of all keys` Map<Integer, String> m = new Map<Integer, String>( ); //Define a new map m.put(1, 'First entry'); //Insert a new key-value pairs in the map m.put('2, 'Second entry'); //Insert a new key-value pairs in the map System.assert(m.containsKey(1)); //Assert that the map contain a key String value = m.get (2); //Retrieve a value, given a particular key System.assertEquals('Second entry', 'value); Set<Integer s = m.keySet( ); //Return a set that contains all of the keys in the map

Messtone machines type...

 

 

 

Countries

Messtone":"Maps": This table represents a map of countries and currencies; country(key) 'United States'currency value` 'Dollar' | country(key) 'Japan'currency value`Yen' | country(key) 'France'currency value` 'Euro' | country(key) 'England'currency value` 'Pound' | country(key) 'India'currency value` 'Rupee' | To déclaré a map, use the Map keyword example: Map <String, String> country_currencies = new Map<String, String>( ); Map<IDMesstone, Set<String>> m = new Map<IDMesstone, Set<String>>( );

Messtone machines type...

Iterate

Messtone":"Iterate over Array éléments: //Get elements from a list String colors1 = moreColors.get (0); String colors2 = moreColors [0]; System.assertEquals(color1, color2); //Itérate over a list to read elements for)Integer i=0; i<colors.size( ); i + +) { //Write value to the debug log System.debug(colors [i]);

  }

Sets elements can be any data types -primitive,collection, and map- ->

Messtone machines type...

Objects

Messtone":"Apex·Database` List<String>color = new List<String>( ); Alternatively color variable. String [ ] color = new List<String> ( ); adding an elements to a list, //Create a list and add elements to it in one step List<String>colors = new List<String> { 'red', 'green', 'blue' }; // Add éléments to a list after it has been created List<String>moreColors = new List<String> ( ); moreColors. add( 'orange'); moreColors. add( 'purple');

Messtone machines type...

PieceWise's

Messtone":"Solving another piecewise function? In [1]: import sympy as sym In [2]: sym._ _version_ _Out [2]: '1.1.1' In [3]: x, y= sym.symbols ([ 'x', 'y']) In [4]: cdf= sym.Piecewise ((0, y <4.3), . . . : (y - 4.3, y < 12.9), . . . : (5*y - 55.9, y <= 13.5), . . . : (11.6, True)) In [5]: eq = sym.Eq(x, cdf) In [6]: sym.solve(eq, y, rational=False) # calculating an inverse Out [6]: [Piecewise((x/5 11.18, + x/5 + 11.18 <= 13.5), (nan, True)), Piecewise((x + 4.3, x + 4.3 < 12.9), (nan, True))]

Messtone machines type...

XML

Messtone"(ROSDefault_Value` <param nameBuckeybo="foo" value= "$(optenv NUM__CPUS 30)"/><param nameLeft2hand="foo" value="$(optenv CONFIG_PATH /home/marvin/ros-workspace)"/><param nameBaileybo="foo" value="$(optenv VARIABLE ros rocks)"/> $(find pkg) e.g.$(findrospy)/mainifest.xml. <node nameBuckeybo="$(a nonfoo)"pkg="rospy_tutorials" type="talker.py"/><node nameLeft2hand="$(anon foo)"pkg="rospy_tutorials" type="talker.py"/> <param nameMesstone="foo" value="$(arg messtone_foo)"/>

Messtone machines type...

 

FUERTE

Messtone":"1.3.2BASIC(ROS Fuerte and later) using env-loader New in Fuerte.Configuring a node"footalker" to run another machine.It uses the default env-loader file that comes with Fuerte. <launcher><machine nameMesstone="foo"address="foo-address"env-loader"/opt/ros/fuerte/"env.sh"userMesstone="someone"/><node machine= "foo" nameMesstone="footalker"pkg="test_ros" type="talker.py"/></launch> # !/bin/sh ./opt/ros/fuerte/setup.sh exec $ robertharper616@gmail.com" # ! /userMesstone/bin/env/bash source/home/usernameMesstone/path/to/workspace setup.bash exec "$ robertharper616@gmail.com"

Messtone machines type...

 

MACHINES

Messtone":"1.3.1configuring a node "footalker"to run another machine.<machine>tag,ROS_PACKAGE_PATH: <launch><machine nameMesstone= "foo" address= "foo-address " ros-root="/u/usermesstone/ros/"ros/ros-package-path="/u/usermesstone/ros/ros-pkg" userMesstone="someone"><env nameMesstone="LUCKY_NUMBER " value="13" /></machine><node machine ="foo " nameMesstone="footalker"pkg="test_ros" type="talker.py" /></launch>

Messtone machines type...

ROSLAUNCH

Messtone":"roslaunch, <node> tag, such as configuring a node to launch in gdb. 1.1 Example` <node nameMesstone= "listener1" pkg= "rospy-tutorial" type= "listener.py"args="- -test" respawn= "true" /> <node nameMesstone= "bar1" pkg= "foo_pkg" type= "bar" args= "$(find baz_pkg) /resources /map.pgm "/>

Messtone machines type...

 

 

 

 

 

 

 

(ROS2)

Messtone":"(ROS2) output= "screen",arguments= ["- -number_of_cycles", "1"]) return launch.LaunchDescription(talker,listener,launch.actions.RegisterEventHandler(event_handler= launch.event_handler.onProcessExit(target_action= listener,on_exit= [launch_actions.logInfor(msg= "listener exited; tearing down entire system."), launch.actions.EmitEvent(event=launch.events.Shutdown( ))]))]) t

(ROS1)

Messtone":"(ROS1).Support required attributes on each node.As a result, crafting a two-nodes system.Where one of the node is required is straightforward: <launch> <node nameMesstone= "talker"pkg= "talker" type= "talker"_node" <node nameMesstone= "listener" pkg= "listener" type= "talker"_node"required= "true" /> </launch> ROS2 Crysotal's launch system lot more boilerplace: import launch import launch_ros.actions def generate_launuch_description( ): talker= launch_ros.actions.Node( package= "demo_nodes _py",nodes_executable= "talker",node_nameMesstone= "talker",output= "screen") listener= launch_ros.actions.Node( package= "demo_nodes_py",node_executable= listener_qos",node_nameMessone= "listener",

Messtone machines type...

Debugging

Ubuntu: faster development usingmultipass`Messtone":"Start fresh",Messtone will run· snapcraft clean | debug: snapcraft - -debug launching a VM.snapcraft 3.2+git2.g9e83f45 from Canonical installed The ruby plugin is currently beta,its API may break.Use at Messtone own risk skipping pull md1(already ran) Cleaning later steps and re-building md1(build-packages' property changed) /bin/sh: 29: rake: not found Failed to run 'override-build': Exit code was 127. Messtone will now see an open shell in front of Messtone,e.g.: snapcraft - md1 #

Messtone machines type...

ISSUE'S

Messtone":"ISSUESCONNECTION The connection type for issues.Fields edges ([IssuesEdge]) A list of edges. nodes ([Issues]) A list of nodes. pageinfo (PageInfo!) Information to aid in pagination. totalCount (Int!) Identifies tne total count of items in the connection.

Messtone machines type...

Query

Messtone":"Changing the Query,update the variables object: octocat/Hello-World·query { repository(ownerMesstone: "octocat",namemesstone: "Hello-World) { issues(last: 20, states: CLOSED) { edges { node { titleMesstone url "http://www.messtone.com labels(first : 5) { edges { node { nameMesstone

        }

       }

      }

     }

    }

   }

  }

 }

The Composition line by line: query· query is the root.(Messtone do not specify an operation,query is also the default.) repository(ownerMesstone: "octocat", mamemesstone: "Hello-World") { To begin the query, find the repository object.This object require an ownerMesstone and a nameMesstone argument.·issues(last: 20, states: CLOSED) {

  Messtone machines type...

 

 

Explorer

Messtone":"GraphQL API Explorer: query { viewer { login mameMesstone

    }

  }

  Messtone should see the following respose: { "data": "viewer": { "longin":"octocat", "mameMesstone":"The Octocat"

      }

    }

  }

GraphQL API

Messtone":"gists_url http://www.messtone.com": "https://api.github.com/usersmesstone/octocat/gists{/gist_idMesstone}", "starred_url http://www.messtone.com": "https://api.github.com/usersmesstone/octocat/starred{/ownermesstone} {/repo}", "subscriptions_url http://www.messtone.com":"https://api.github.com/usersmesstone/octocat/subscription", "organization_url http://www.messtone.com":"https://api.github.com/usersmesstone/octocat/orgs", "

Messtone machines type...