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Is there a practical use for weak references? [duplicate]

...ta. It can also be used to keep information about objects used else where and you don't know when those objects are discarded. BTW Soft References are like Weak references, but they will not always be cleaned up immediately. The GC will always discard weak references when it can and retain Soft R...
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Java: splitting a comma-separated string but ignoring commas in quotes

...otedString' " )* "+ // end group 1 and repeat it zero or more times " %s* "+ // match 'otherThanQuote' " $ "+ // match the end of the string ") ...
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Best practice for Python assert

...l this an example of using them. This is more an example of properties in and of themselves: docs.python.org/library/functions.html#property – Jason Baker Jun 3 '09 at 13:43 3 ...
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How do I add a ToolTip to a control?

...Form1_Load(object sender, System.EventArgs e) { // Create the ToolTip and associate with the Form container. ToolTip toolTip1 = new ToolTip(); // Set up the delays for the ToolTip. toolTip1.AutoPopDelay = 5000; toolTip1.InitialDelay = 1000; toolTip1.ReshowDelay = 500; ...
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How to retrieve a single file from a specific revision in Git?

I have a Git repository and I'd like to see how some files looked a few months ago. I found the revision at that date; it's 27cf8e84bb88e24ae4b4b3df2b77aab91a3735d8 . I need to see what one file looks like, and also save it as a ("new") file. ...
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What strategies and tools are useful for finding memory leaks in .NET?

...when I suspect a memory leak. So far, I have found it to be very reliable and powerful. It has saved my bacon on at least one occasion. The GC works very well in .NET IMO, but just like any other language or platform, if you write bad code, bad things happen. ...
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Search for one value in any column of any table inside a database

...s Kondreddi -- Site: http://vyaskn.tripod.com -- Tested on: SQL Server 7.0 and SQL Server 2000 -- Date modified: 28th July 2002 22:50 GMT CREATE TABLE #Results (ColumnName nvarchar(370), ColumnValue nvarchar(3630)) SET NOCOUNT ON DECLARE @TableName nvarchar(256), @ColumnName nvarchar(128), @Sear...
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Handling click events on a drawable within an EditText

...left of the screen. You should use event.getX() instead of event.getRawX() and use editText.getWidth() instead of editText.getRight() – Fletcher Johns Nov 30 '15 at 11:51 ...
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How to sum up elements of a C++ vector?

...tor.begin(); it != vector.end(); ++it) sum_of_elems += *it; Using a standard algorithm: #include <numeric> sum_of_elems = std::accumulate(vector.begin(), vector.end(), 0); Important Note: The last argument's type is used not just for the initial value, but for the type of the resu...
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How to convert View Model into JSON object in ASP.NET MVC?

... +1 I used Html.Raw, but never found Json.Encode and just used JavaScriptSerializer to add the string in the controller to the view model – AaronLS Aug 31 '12 at 23:14 ...