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nullPointer

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1491.87 (4,381,281st) 		Reputation
1,707 (96,902nd)
Page: 1 2 3 ... 7
Title Δ
Creating Objects with dynamic Subclasses using a String Array 0.00
private final Card[]cards, how do I use this in another class 0.00
Globally Modify a global variable within a method Java +0.49
Unable to remove file with size greater than 2GB 0.00
How to listen what is written inside a JTextArea +0.51
Package java does not exists 0.00
How to kill bash script with CTRL+C +0.51
Transform string in Jtree 0.00
How would I get this debug call to print out the actual values of t... 0.00
Setting up JMenu, I'm trying to create a menu at the top of the... 0.00
Calling getProperty on a Properties instance is returning null inst... -0.23
My do while loop is only happening once even though I have input th... +0.50
Java symbol lookup error: /usr/lib64/jvm/java-11-openjdk-11/lib/lib... 0.00
A problem of understanding the code in the corejava book (11ed) sec... 0.00
Get substring from path -1.05
Loop over name line in bash file +0.01
How to return the array repeated three time in a single array? -0.49
How to exclude some files from the loop in shell script +1.14
Found error in shell script command not found,How can I resolve it? -0.49
Mention multiple path based on existence in Linux -0.50
exclude directories with the same name ending +1.64
Execute commands from a single column of an input file +0.15
select rows with specific value in the second column +0.01
Lottery Program Ignores Function 0.00
Collect external script output in a variable in bash script -0.26
cp : no such file or directory bash script +0.51
Cat * and order of similarly named files +0.16
My class is not returning the full range of values +0.52
Effecting the instance fields of one class with the instance fields... +0.71
Check the week day from calculated day in shell script +0.02
How to insert multiple values into one column? -0.47
This magic line of Bash is indecipherable to me, can someone explai... -0.67
Searching a list of files in a folder in bash 0.00
Finding missing IDs +0.29
How to get a value in a file with coordinates in Java +1.32
How to execute a job-submitting script for all the files with a spe... 0.00
I need a shell-script to move the log's generated by server 0.00
String index out of range - java +0.02
Convert a txt file into JSON -0.68
Read file that changes name frequently in Java -1.71
Adding a delimiter under some condition 0.00
Get substring between two string +0.09
Implement a Timer in a Method +0.52
Split string with for loop and sed in bash shell -1.08
Using find, execute command and output to new file with original fi... +2.59
I can't seem to get the pid of mousepad 0.00
Shell script output in tabular format 0.00
Using a loop to select items in a directory -0.32
Creating a Property Inspection Score Checklist 0.00
Check exact match of a word in a line in shell script 0.00