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Closing Database Connections in Java
...ent statement = connection.createStatement()) {
String sqlToExecute = "SELECT * FROM persons";
try (ResultSet resultSet = statement.execute(sqlToExecute)) {
if (resultSet.next()) {
System.out.println(resultSet.getString("name");
}
}
} catch (SQLException e) {
...
Redirect from asp.net web api post action
...
Here is another way you can get to the root of your website without hard coding the url:
var response = Request.CreateResponse(HttpStatusCode.Moved);
string fullyQualifiedUrl = Request.RequestUri.GetLeftPart(UriPartial.Authority);
response.Headers.Location = new ...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
...he image with an argument will run the argument:
docker run -it test bash
root@e8bb7249b843:/#
See this article from Brian DeHamer for even more details:
https://www.ctl.io/developers/blog/post/dockerfile-entrypoint-vs-cmd/
...
How do I repeat an edit on multiple lines in Vim?
...al block by using
" allow the . to execute once for each line of a visual selection
vnoremap . :normal .<CR>
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Filtering collections in C#
... where p.Gender == "M" && p.Age < 30
select new { p.Name, p.Age })
Console.WriteLine(v.Name + " is " + v.Age);
}
private class Person
{
public Person() { }
public int Age { get; set; }
public string Name { get; set; }
public string Gende...
Cannot open database “test” requested by the login. The login failed. Login failed for user 'xyz\ASP
..., rather than not set up as a login.
To test if it's set up as a login
SELECT SUSER_ID('xyz\ASPNET') -- (**not** SUSER_SID)
If NULL
CREATE LOGIN [xyz\ASPNET] FROM WINDOWS
If not NULL
USE test
GO
SELECT USER_ID('xyz\ASPNET')
If NULL
USE test
GO
CREATE USER [xyz\ASPNET] FROM LOGIN [xyz\AS...
Visual Studio move project to a different folder
...olution in VS2012
Move your project to the new location
Open your solution
Select the project that failed to load
In the Properties tool window, there an editable “File path” entry that allows you to select the new project location
Set the new path
Right click on the project and click reload
...
How to automatically remove trailing whitespace in Visual Studio 2008?
...
You can do this easily with these three actions:
Ctrl + A (select all text)
Edit -> Advanced -> Delete Horizontal Whitespace
Edit -> Advanced -> Format Selection
Wait a few seconds and done.
It's Ctrl + Z'able in case something went wrong.
...
How can I create a link to a local file on a locally-run web page?
...filename.ext">right click </a></td>
and then right click, select "copy location" option, and then paste into url.
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How to change the background color of the options menu?
...
For Android 2.3 this can be done with some very heavy hacking:
The root cause for the issues with Android 2.3 is that in
LayoutInflater
the mConstructorArgs[0] = mContext is only set during running calls to
http://grepcode.com/file/repository.grepcode.com/java/ext/com.google.android/android...