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nullPointer

Rating
1491.87 (4,381,281st)

Reputation
1,707 (96,902nd)

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Title	Δ
Having trouble reading information from a file using Scanner class	-0.47
I am trying to store ArrayList object in database	-0.02
Shell script to read log file from the last read line	+0.25
Using shell for loop deal with json	+0.13
How can I compile all .cpp files except one using g++?	-1.02
Shell : How to get pid given apart of its name string	+0.51
Read 2 arrays from user input in UNIX and find sum,mean and product...	0.00
How to extract filename without extension and change header in the...	0.00
how to run multiple commands in ssh linux	0.00
syntax error in SQL command in Java using JDBC	-0.03
For loop - copy multiple files and rename extension in different dir	+0.27
List the names of all subdirectories in resources folder of a JAR	-0.05
illegal start of expression in java?	0.00
Read filenames using for loop in shell script	-1.41
how to match the html input attr	0.00
Killing a running sh script using pid	+0.28
ssh to remote server gives incorrect hostname	0.00
Disable Buttons on JAVA but leave unique button alone	+0.50
How to run a bash script as a command?	+1.74
How to run a simple java program on cpanel	0.00
bash script- printing the absolute path of all running jar	0.00
I'm getting an error with calling a method from another class	+0.50
Load a text file into a HashMap<Integer, List<String>>...	0.00
Access non static method from another class	+0.50
In bash, how do I determine if only one of a set of variable has a...	+0.19
Extract values from file efficiently	+0.34
Delete impala shell history	+2.04
Iterate variables in a file to check for a particular value in bash	+1.23
My code will compile but when I run it, it has an error. Why?	+1.97
How to check if pipe content (stdout) is empty in bash	-0.89
Shell script to send notification to users using email id fetch it...	0.00
How to make sure one cronjob is run after another cronjob is comple...	-1.64
File name along side count the number elements divided per 2	+2.43
How to correctly receive a message from the queue IBM MQ	+0.17
Grouping the nested loop elements based on the first iteration vari...	-0.39
Primefaces 6.1 p:inputTextarea unexpand the text box	0.00
How to check if an element in arr1 exists in arr2 [BASH]?	0.00
Find command to search for files	0.00
Don't kill created processes, which created by ps - linux	0.00
How do I return the answer?	-0.68
How do I avoid batch video transcoding error when encountering whit...	0.00
Indeterminate JProgressBar animation lag	0.00
Prstat -t alternate command for linux	0.00
replace strings with shell variables in text file	0.00
Escaping commands in ssh connection via for loop	0.00
Referencing a non static array list in a static environment?	+2.72
Can't read with IFS and read	+3.94
Using UNIX how to merge 3 files into a single file, i.e (Header fil...	0.00
How To Saving Zenity List Output With Its Separator?	+4.22
How do I grep only the word I gave as a variable?	-0.74