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“x not in y” or “not x in y”
...ad thought at first that they always gave the same result, but that not on its own was simply a low precedence logical negation operator, which could be applied to a in b just as easily as any other boolean expression, whereas not in was a separate operator for convenience and clarity.
The disassem...
ASP.Net MVC Html.HiddenFor with wrong value
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That's normal and it is how HTML helpers work. They first use the value of the POST request and after that the value in the model. This means that even if you modify the value of the model in your controller action if there is the same variabl...
STAThread and multithreading
...ts.
If you do need to be aware of apartments, then the details can get a little complicated; a probably-oversimplified version is that COM objects tagged as STA must be run on an STAThread, and COM objects marked MTA must be run on an MTA thread. Using these rules, COM can optimize calls between t...
Get string between two strings in a string
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edited Oct 3 '18 at 12:16
answered Jun 22 '13 at 16:06
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List passed by ref - help me explain this behaviour
... @Ngm - when you call ChangeList, only the reference is copied - it is the same object. If you change the object in some way, everything that has a reference to that object will see the change.
– Marc Gravell♦
Nov 30 '10 at 6:59
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.htaccess not working apache
.../2.4/mod/core.html#allowoverride for details. You need to also ensure that it is set in the correct scope - ie, in the right block in your configuration. Be sure you're NOT editing the one in the block, for example.
Third, if you want to ensure that a .htaccess file is in fact being read, put gar...
Easiest way to copy a single file from host to Vagrant guest?
...g|
# ... other configuration
config.vm.provision "file", source: "~/.gitconfig", destination: ".gitconfig"
end
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MySQL root password change
...tables, updated the root password, and checked the user table to make sure it is there. Once restarting the mysql daemon I tried logging in with the new root password that I just set and still get Access denied for user 'root' errors. I have also tried completely removing and reinstalling mysql (i...
How To Change DataType of a DataColumn in a DataTable?
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You cannot change the DataType after the Datatable is filled with data. However, you can clone the Data table, change the column type and load data from previous data table to the cloned table as shown below.
DataTable dtCloned = dt.Clone();
dtCloned.Columns[0].DataType = typeof(Int32)...
When to use the brace-enclosed initializer?
In C++11, we have that new syntax for initializing classes which gives us a big number of possibilities how to initialize variables.
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