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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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Do AJAX requests retain PHP Session info?

If I had a user logged onto my site, having his id stored in $_SESSION , and from his browser he clicked a 'Save' button which would make an AJAX request to the server. Will his $_SESSION and cookies be retained in this request, and can I safely rely on the id being present in the $_SESSION ? ...
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Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt

...y toolkit JWT against their public key (gstatic.com/authtoolkit/cert/gitkit_cert.pem) – w.brian Sep 20 '13 at 14:07 4 ...
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How to remove a field from params[:something]

...lue for company. However, I have just made a change such that users belongs_to companies. Therefore, I need to pass an object of Company to the Users model. ...
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Best way to convert an ArrayList to a string

...al #14; //Method java/lang/StringBuilder."<init>":()V 68: aload_2 69: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder; 72: aload 4 74: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)...
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Entity Framework - Code First - Can't Store List

... List of entities? how will the mapping be saved? – A_Arnold Aug 6 '18 at 15:16 Depends - most likely to a separate ta...
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How can I read a whole file into a string variable

...copy them all into the same bytes buffer. buf := bytes.NewBuffer(nil) for _, filename := range filenames { f, _ := os.Open(filename) // Error handling elided for brevity. io.Copy(buf, f) // Error handling elided for brevity. f.Close() } s := string(buf.Bytes()) This opens each fil...
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Block Comments in Clojure

... A word of warning -- the (comment) macro expands to nil. Use #_ to comment a single form, or #_(comment ...) to comment multiple forms without inserting a nil. – treat your mods well Dec 18 '11 at 2:55 ...
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Getting current device language in iOS?

...the header information from NSLocale.h: + (NSArray *)preferredLanguages NS_AVAILABLE(10_5, 2_0); // note that this list does not indicate what language the app is actually running in; the [NSBundle mainBundle] object determines that at launch and knows that information People interested in app la...
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How to Copy Text to Clip Board in Android?

...rdManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText(label, text); clipboard.setPrimaryClip(clip); make sure you have imported android.content.ClipboardManager and NOT android.text.ClipboardManager. Latter is deprecated. Che...