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How to fix the flickering in User controls

...Params cp = base.CreateParams; cp.ExStyle |= 0x02000000; // Turn on WS_EX_COMPOSITED return cp; } } There are many things you can do to improve painting speed, to the point that the flicker isn't noticeable anymore. Start by tackling the BackgroundImage. They can be really expensive ...
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Regex for password must contain at least eight characters, at least one number and both lower and up

... fails for _ special character – Akhilesh Jul 23 '19 at 10:10 add a comment  |  ...
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Hidden Features of C#? [closed]

...to automagically instantiate collections for me. private IList<Foo> _foo; public IList<Foo> ListOfFoo { get { return _foo ?? (_foo = new List<Foo>()); } } share ...
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When to use .First and when to use .FirstOrDefault with LINQ?

...lements, if the sequence is initially empty. – SPIRiT_1984 May 16 '12 at 7:12 3 @RoyiNamir, yes i...
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Debugging Scala code with simple-build-tool (sbt) and IntelliJ

... running the remote JVM -- something like -Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005 Launch sbt with these arguments and then execute jetty-run. Finally, launch your remote debug configuration in IntelliJ. This thread might be useful. ...
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Pass arguments to Constructor in VBA

...e instantiated with name and age. This is the InitiateProperties method. m_name and m_age are our private properties to be set. Public Sub InitiateProperties(name as String, age as Integer) m_name = name m_age = age End Sub And now in the factory module: Public Function CreateEmployee...
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postgresql list and order tables by size

... select table_name, pg_relation_size(quote_ident(table_name)) from information_schema.tables where table_schema = 'public' order by 2 This shows you the size of all tables in the schema public if you have multiple schemas, you might wan...
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What's the point of 'const' in the Haskell Prelude?

... y It's somewhat neater than using a lambda x >> y = x >>= \_ -> y and you can even use it point-free (>>) = (. const) . (>>=) although I don't particularly recommend that in this case. sha...
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Create folder with batch but only if it doesn't already exist

...efer this since it does not set %errorlevel% when dir already exists (Agent_9191's answer returns an error code of 1) – csauve Jun 18 '12 at 14:02 ...
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C# HttpClient 4.5 multipart/form-data upload

... string url = "myAddress/myWS/api/Home/SendImage?foto="; await _client.PostAsync(url, requestContent); return "ok"; } – atapi19 Jan 29 '18 at 14:59 ...