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filter for complete cases in data.frame using dplyr (case-wise deletion)
...e other solutions above do not.
str(df %>% na.omit)
## 'data.frame': 2 obs. of 2 variables:
## $ x1: num 1 2
## $ x2: num 1 2
## - attr(*, "na.action")= 'omit' Named int 3 4
## ..- attr(*, "names")= chr "3" "4"
ADDED Have updated to reflect latest version of dplyr and comments.
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Reverse / invert a dictionary mapping
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26 Answers
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mysql :: insert into table, data from another table?
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INSERT INTO action_2_members (campaign_id, mobile, vote, vote_date)
SELECT campaign_id, from_number, received_msg, date_received
FROM `received_txts`
WHERE `campaign_id` = '8'
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Replacements for switch statement in Python?
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How to store decimal values in SQL Server?
...f a column in the SQL Server. I need to be able to store values like 15.5, 26.9, 24.7, 9.8, etc
8 Answers
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What is the difference between match_parent and fill_parent?
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1240
They're the same thing (in API Level 8+). Use match_parent.
FILL_PARENT (renamed MATCH_PAR...
Serializing object that contains cyclic object value
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Use the second parameter of stringify, the replacer function, to exclude already serialized ob...
Java: Get first item from a collection
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12 Answers
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