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Integrate ZXing in Android Studio

I'll start explaining all the steps I have done and in the end what is the problem. 5 Answers ...
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”

... Put servlet class in a package First of all, put the servlet class in a Java package. You should always put publicly reuseable Java classes in a package, otherwise they are invisible to classes which are in a package, such as the server itself. This way you elimini...
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Postgres - FATAL: database files are incompatible with server

...an run the below command to upgrade your postgres data directory retaining all data: brew postgresql-upgrade-database The above command is taken from the output of brew info postgres share | impr...
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How to lose margin/padding in UITextView?

...of the silliest bugs in iOS. The class given here, UITextViewFixed is a usually the most reasonable solution overall. Here is the class: @IBDesignable class UITextViewFixed: UITextView { override func layoutSubviews() { super.layoutSubviews() setup() } func setup() { ...
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Enable access control on simple HTTP server

...oduction frontend/SPA code deployment It can also deploy Docker and NodeJS apps. It is not really free, but they have a free plan. share | improve this answer | follow ...
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How can I create a self-signed cert for localhost?

... I followed all these steps and I'm getting a ERR_SSL_VERSION_OR_CIPHER_MISMATCH in Chrome 60 and Safari 10.1.2 doesn't like it either. – styfle Aug 5 '17 at 21:19 ...
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Why is extending native objects a bad practice?

...ody does it "the wrong way", and adds enumerable types to Object , practically destroying all loops on any object? 8 Answe...
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Serializing object that contains cyclic object value

...e will come here for is debugging their circular objects and there's not really a great way to do that without pulling in a bunch of code, here goes. One feature that's not as well-known as JSON.stringify() is console.table(). Simply call console.table(whatever);, and it will log the variable in the...
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Why rename synthesized properties in iOS with leading underscores? [duplicate]

...s is an artifact of a previous version of the Objective-C runtime. Originally, @synthesize was used to create accessors methods, but the runtime still required that instance variables had to be instantiated explicitly: @interface Foo : Bar { Baz *_qux; } @property (retain) Baz *qux; @end @imp...
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How to detect incoming calls, in an Android device?

I'm trying to make an app like, when a call comes to the phone I want to detect the number. Below is what I tried, but it's not detecting incoming calls. ...