How to Fix “java.lang.NumberFormatException: Invalid double: “?

I am trying to get the text from EditText and passing it as double to this Function Here is my code : private MapViewLite mapView; EditText lat,longs; Button search; String getLang,getlong; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); lat = findViewById(R.id.lat); longs = findViewById(R.id.longs); search = findViewById(R.id.search); // Get a MapViewLite instance from the…

how to convert JSON data into dataframe?

I got a JSON data like this: jsonData = { “0”:{ “columnA”:”a”, “columnB”:”b” }, “1”:{ “columnA”:”c”, “columnB”:”d” } } how do I convert it into a data frame like this: rowData 0 {“columnA”:”a”,”columnB”:”b”} 1 {“columnA”:”c”,”columnB”:”d”} Here’s what I tried: df = pd.DataFrame({‘rowData’: jsonData}) but I got an error: If using all scalar values, you must…

style the td of

i am using primefaces 7. <p:selectOneRadio id=”time” value=”AM” columns=”2″ unselectable=”true” rendered=”true” styleClass=”label” layout=”lineDirection” enabledClass=”radio-active”> <f:selectItem itemLabel=”AM” itemValue=”AM” /> <f:selectItem itemLabel=”PM” itemValue=”PM”/> </p:selectOneRadio> I need style the td in which the radio button is situated on its check event.

Incorrect options in FOREIGN KEY constraint

I’m trying to add a self-referencing FOREIGN KEY CONSTRAINT on a table (comment): SET FOREIGN_KEY_CHECKS = OFF; ALTER TABLE `comment` ADD CONSTRAINT comment_parent_id_foreign FOREIGN KEY(parent_id) REFERENCES `comment`(id) ON DELETE CASCADE; And I get this error: #1825 – Failed to add the foreign key constraint on table ‘comment’. Incorrect options in FOREIGN KEY constraint ‘databasename/comment_parent_id_foreign’ Earlier…