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Remote JMX connection
...mx agent where my MBean is deployed, and then, jconsole displays a connect error message. I performed a wireshark capture, and it shows data exchange coming from both agent and jconsole.
Thus, this is not a network issue, if I perform a netstat -an with or without java.rmi.server.hostname system pr...
How can I find out the current route in Rails?
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Error: undefined method 'recognize' for #<Journey::Routes:0x007f893dcfa648>
– fguillen
Aug 4 '13 at 15:22
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String formatting named parameters?
...;')
This will evaluate my_url, so if it's not defined you will get a NameError. In fact, instead of my_url, you can write an arbitrary Python expression, as long as it evaluates to a string (because of the :s formatting code). If you want a string representation for the result of an expression t...
JavaScript % (modulo) gives a negative result for negative numbers
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@ Shanimal: LOL! It does. An error by the HTML editor. The spec text does not.
– T.J. Crowder
Jul 25 '17 at 6:34
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Remove an entire column from a data.frame in R
...can take an unusually long amount of time and/or fail due to out of memory errors. Package data.table helps address this problem with the := operator:
library(data.table)
> dt <- data.table(a = 1, b = 1, c = 1)
> dt[,a:=NULL]
b c
[1,] 1 1
I should put together a bigger example to sh...
How to install python modules without root access?
...tried a variant for my local python installation. curl --silent --show-error --retry 5 bootstrap.pypa.io/get-pip.py | ~/Python-2.7.8/python
– Neerav
Aug 11 '14 at 18:34
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Is there a real solution to debug cordova apps [closed]
...l open with developer tools. There you can click on "console" to check for errors
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How do I check in SQLite whether a table exists?
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If you are getting a "table already exists" error, make changes in the SQL string as below:
CREATE table IF NOT EXISTS table_name (para1,para2);
This way you can avoid the exceptions.
How to make a JTable non-editable
...leModel(tempTable, columnNames));, but that causes a "can not find symbol" error.
– user1164199
Aug 27 '15 at 13:17
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Have a reloadData for a UITableView animate when changing
...n calculations, but I had only one section and your code had an off-by-one error. I had to change the first line of your code to NSRange range = NSMakeRange(0, myTableView.numberOfSections);
– Danyal Aytekin
Jul 13 '12 at 12:41
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