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Delete files older than 3 months old in a directory using .NET

... Here's a 1-liner lambda: Directory.GetFiles(dirName) .Select(f => new FileInfo(f)) .Where(f => f.LastAccessTime < DateTime.Now.AddMonths(-3)) .ToList() .ForEach(f => f.Delete()); ...
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Signing a Windows EXE file

... /v "C:\filename.dll" Method 2: Using Windows Right-click the signed file Select Properties Select the Digital Signatures tab. The signature will be displayed in the Signature list section. I hope this could help you Sources: https://docs.microsoft.com/en-us/previous-versions/windows/internet-e...
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Android SDK on a 64-bit linux machine

...to current install instructions: developer.android.com/studio/install.html select 'linux' on the top right platform selection box. – amotzg Jul 6 '17 at 6:35 ...
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Connection to SQL Server Works Sometimes

... MYSQLINSTANCE In the right-hand pane, right-click TCP/IP Click Properties Select the IP Addresses tab For each listed IP address, ensure Active and Enabled are both Yes. share | improve this answe...
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How to call an async method from a getter or setter?

... You can use Task like this : public int SelectedTab { get => selected_tab; set { selected_tab = value; new Task(async () => { await newTab.ScaleTo...
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How set maximum date in datepicker dialog in android?

...ting the setMaxDate of datePicker the setMaxDate is always highlighted and selected, here is the image – hasnain_ahmad Jun 15 '17 at 4:41 ...
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Xcode 5: Code signing entitlement errors

... This worked for me too. I am using Xcode 6.3. I was unable to select apple dev account for code signing. Totally unrelated error message was displayed everytime "ios app id 'xxxxxxxxx' does not support changes to the maps feature". A simple xcode restart fixed it for me. ...
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Where are shared preferences stored?

...nal database to store it. To see it go to, 1) Go to View in the menu bar. Select Tool Windows. 2) Click on Device File Explorer. 3) Device File Explorer opens up in the right hand side. 4) Find the data folder and click on it. 5) In the data folder, you can select another data folder. 6) Try t...
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What is this CSS selector? [class*=“span”]

I saw this selector in Twitter Bootstrap: 4 Answers 4 ...
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Error type 3 Error: Activity class {} does not exist

... uninstall properly. To verify and fix this: Go to Settings. Go to Apps. Select your app. (here, you can verify that your app is not uninstalled properly). Open the overflow menu on the top right and select Uninstall for all users. Done. Try to install then launch your app again. ...