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Georgianna Johnston

Questions by Georgianna Johnston

Specified cast is not valid??

I have a table created in ASP.net and I want to populate the table with information from the database once the page ...

Explanation of polkitd Unregistered Authentication Agent?

In /var/log/secure every time a user logs in or logs out I notice the messages shown below stating Unregistered and ...

Screen area vs Work area rectangle?

Have a look at this API documentation page... Can anyone explain to me the difference between the rcMonitor and rcW...

Importing Pandas gives error AttributeError: module 'pandas' has no attribute 'core' in iPython Notebook?

I am running a iPython notebook via the Anaconda Navigator app (version 1.1.0). When I want to import pandas it give...

<input> cannot appear as a child of <tr>?

I want to add a &lt;input&gt; element, more specifically a checkbox, in my table. The following works: &lt;tbody ke...

The last day of the previous month - BigQuery?

I'm trying to select rows where a timestamp field, recdate, has a date value up to and inclusive of the last complet...

How do I find why I get “Exception of type 'System.Web.HttpUnhandledException' was thrown”??

I'm getting System.Web.HttpException Error executing child request for handler 'System.Web.Mvc.HttpHandlerUtil+Serv...

How to convert an ASCII char to its ASCII int value??

I would like to convert a char to its ASCII int value. I could fill an array with all possible values and compare t...

bash export command?

I am encountering a strange problem with my 64bit Ubuntu - on the export command. Basically, I have got a VM instal...

SQL Server : login success but “The database [dbName] is not accessible. (ObjectExplorer)”?

I am using windows 8.1 and SQL Server 2012. I was using an OS account "Manoj" for accessing SQL SERVER with window...

Python regex AttributeError: 'NoneType' object has no attribute 'group'?

I use Regex to retrieve certain content from a search box on a webpage with selenium.webDriver. searchbox = driver....

Python TypeError: unsupported operand type(s) for /: 'str' and 'float'?

My code: total=tef+tpf-price I've got this error: total=tef+tpf-price unsupported operand type(s) for -: 'floa...

too many arguments for format [-Wformat-extra-args]?

Im doing a project for school and this is the warning that keeps bugging me. Whats wrong with my code? fprintf(fp,"...

Quick sort Worst case?

I'm working on the program just needed in the following to understand it better. What is the worst case running tim...