momoa | A JSON parser , tokenizer , traverser , and printer | Parser library
kandi X-RAY | momoa Summary
kandi X-RAY | momoa Summary
Momoa is a general purpose JSON utility toolkit, containing:.
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Trending Discussions on momoa
QUESTION
I was wondering which are the posibilities of vectorizing an array of vector using the for-loop
.
The general idea is:
- Vector names
- Vector values
- Assign each values from 2 in each 1
As and example I've tried:
...ANSWER
Answered 2019-Sep-11 at 22:00I think you had problems in your loop- I edited so you are looping through a numeric vector. Plus I think the function you were looking for was assign
QUESTION
I am trying to pass an object related to an item from a recycler view when user clicks on the item. I can somehow change the fragment but null value is passed to the second Fragment. Here is my Fragment which contains the Recycler View
...ANSWER
Answered 2019-Jan-08 at 13:38You can't communicate directly from a fragment to another, you should pass the data from Fragment A to its activity, then pass the data from the activity to Fragment B.
QUESTION
Im comparing 2 dataframes. I choose to compare them column by column
I created 2 smaller dataframes from the parent dataframes. based on join columns and the comparison columns:
...ANSWER
Answered 2019-Jan-07 at 07:51you need wo work with aliases and make us of the null-safe comparison operator (https://spark.apache.org/docs/latest/api/sql/index.html#_9), see also https://stackoverflow.com/a/54067477/1138523
QUESTION
Im joining 2 dataframes like so: val joinCols = Array("first_name", "last_name") val df_subset_joined = df1_subset.as("a").join(df2_subset.as("b"), joinCols, "full_outer") df_subset_joined.show()
This is the result of the above code:
...ANSWER
Answered 2019-Jan-07 at 02:24The reason you don't get any rows where there is null
in one column and non-null
in the other is that the comparison returns FALSE
.
To avoid this, use the null-safe comparison operator <=>
, in conjunction with not
.
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