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Replacing all non-alphanumeric characters with empty strings
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Use [^A-Za-z0-9].
Note: removed the space since that is not typically considered alphanumeric.
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find -exec with multiple commands
...e? this is failing: find ./* -exec grep -v 'COLD,' {} \; -exec egrep -i "my_string" {} \;
– rajeev
Jan 22 '13 at 16:08
53
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Cast a Double Variable to Decimal
... No because it will throw an OverflowException double vol_y = (double)Decimal.MaxValue + 10E+28D; Console.WriteLine("Convert.ToDecimal(vol_y) = " + Convert.ToDecimal(vol_y));
– ToXinE
Dec 1 '14 at 15:23
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Git push/clone to new server
...s something I can't work out. After creating and using a git repository locally on my Mac, can I push a copy to another server somewhere else? I am behind a firewall so unfortunately I can't run git clone from the other machine.
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How to get all selected values from ?
...ipt as many people do not use JQuery in their sites.
From RobG How to get all selected values of a multiple select box using JavaScript?:
function getSelectValues(select) {
var result = [];
var options = select && select.options;
var opt;
for (var i=0, iLen=options.length; i<...
Hibernate openSession() vs getCurrentSession()
....) The author suggests the use of filter. In his filter code, he doesn't call openSession() or close(). He only calls getCurrentSession(). I guess he sets current_session_context to thread. Now I think I understand getCurrentSession(). However, I don't know when should I use openSession().
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How to determine programmatically whether a particular process is 32-bit or 64-bit
How can my C# application check whether a particular application/process (note: not the current process) is running in 32-bit or 64-bit mode?
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How can I remove all my changes in my SVN working directory?
...ctory, and it shows in svn status . But is there any way for me to remove all my changes in there and just get everything from the trunk using the command line?
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How to export DataTable to Excel
....Select(val => $"\"{val}\"")));
lines.AddRange(valueLines);
File.WriteAllLines("excel.csv", lines);
This will write a new file excel.csv into the current working directory which is generally either where the .exe is or where you launch it from.
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ASP.NET MVC: Is Controller created for every request?
...ther controller.
The short version is that ControllerActivator.Create is called (for every request) to create a Controller (which inits a new Controller either through the DependencyResolver or through the Activator if no Resolver has been set up):
public IController Create(RequestContext requestC...