import json json.dumps(dict) https://stackoverflow.com/questions/4547274/convert-a-python-dict-to-a-string-and-back Convert a python dict to a string and back I am writing a program that stores data in a dictionary object, but this data needs to be saved at some point during the program execution and loaded back into the dictionary object when the progra... stackoverflow.com
import foo method_to_call = getattr(foo, 'bar') result = method_to_call() result = getattr(foo, 'bar')() https://stackoverflow.com/questions/3061/calling-a-function-of-a-module-by-using-its-name-a-string Calling a function of a module by using its name (a string) What is the best way to go about calling a function given a string with the function's name in a Python program. For example, let's sa..
import json print json.dumps({'4': 5, '6': 7}, sort_keys=True, ensure_ascii=False, indent=4) { "4": 5, "6": 7 } def pretty(obj): return json.dumps( obj, ensure_ascii=False, sort_keys=True, indent=4) https://stackoverflow.com/questions/9105031/how-to-beautify-json-in-python How to beautify JSON in Python? Can someone suggest how I can beautify JSON in Python or through the command line? The only ..
Tools > Developer > New Plugin... import sublime import sublime_plugin class ReverseCommand(sublime_plugin.TextCommand): def run(self, edit): for region in self.view.sel(): stringContents = self.view.substr(region) self.view.replace(edit, region, stringContents[::-1]) View > Show Console view.run_command("reverse") https://stackoverflow.com/questions/28966185/reverse-all-line-of-text-in-sublime-..
SELECT date_format(to_timestamp("2019-10-22 00:00:00", "yyyy-MM-dd HH:mm:ss"), "yyyy-MM-dd'T'HH:mm:ss.SSS'Z') https://stackoverflow.com/questions/58774777/how-to-format-date-in-spark-sql How to format date in Spark SQL? I need to transform this given date format: 2019-10-22 00:00:00 to this one: 2019-10-22T00:00:00.000Z I know this could be done in some DB via: In AWS Redshift, you can achieve t..
https://stackoverflow.com/questions/30484701/apache-spark-foreach-vs-foreachpartitions-when-to-use-what Apache Spark - foreach Vs foreachPartitions When to use What? I would like to know if the foreachPartitions will results in better performance, due to an higher level of parallelism, compared to the foreach method considering the case in which I'm flowing th... stackoverflow.com https://stacko..
hdfs dfs -test -d $yourdir if [ $? == 0 ]; then echo "exists" else echo "dir does not exists" fi https://stackoverflow.com/questions/26513861/checking-if-directory-in-hdfs-already-exists-or-not Checking if directory in HDFS already exists or not I am having following directory structure in HDFS, /analysis/alertData/logs/YEAR/MONTH/DATE/HOURS That is data is coming on houly basis and stored in fo..
'spark.sql.autoBroadcastJoinThreshold': '-1' https://stackoverflow.com/questions/49567066/encounter-sparkexception-cannot-broadcast-the-table-that-is-larger-than-8gb Encounter SparkException "Cannot broadcast the table that is larger than 8GB" I am using Spark 2.2.0 to do data processing. I am using Dataframe.join to join 2 dataframes together, however I encountered this stack trace: 18/03/29 11..
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