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Broadcast receiver for checking internet connection in android app

...c void onReceive(Context context, Intent intent) { Bundle extras = intent.getExtras(); NetworkInfo info = (NetworkInfo) extras .getParcelable("networkInfo"); State state = info.getState(); Log.d("TEST Internet...
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Is it faster to count down than it is to count up?

...culative instructions will sneak in the "Sub i and N" without incurring an extra cycle -- and -- even the crudest compiler will optimise the the "Sub i and N" out of existence. – James Anderson May 13 '10 at 5:47 ...
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What makes a keychain item unique (in iOS)?

...ivate keys. That's a lot different to Apple's sample code that only stores string credentials (username/password). However, I have found out that when you set the kSecClass to kSecClassCertificate or kSecClassKey the Keychain checks also if the entry (the value) is already stored. This prevents from...
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Add a property to a JavaScript object using a variable as the name?

...bstitution, variables, etc. Bracket notation is open ended. It uses a string but you can produce the string using any legal js code. You may specify the string as literal (though in this case dot notation would read easier) or use a variable or calculate in some way. So, these all set the myO...
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When should I use Inline vs. External Javascript?

...d as <static> and <dynamic>. The static portion is basically a string constant which you shove down the response pipe as fast as you possibly can. This can be a little tricky if you use a lot of middleware that sets cookies (these need to be set before sending http content), but in princ...
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What is the advantage of using Restangular over ngResource?

...in a PUT request for example, just in the url. Generally they don't expect extra data fields that can not be updated by PUT (like the id, or a slug which is generated by setting the title etc). I found this to be straightforward with Restangular while i haven't figured out how to do it with $resourc...
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Web API Put Request generates an Http 405 Method Not Allowed error

...issue for me: public async Task<IHttpActionResult> SetAmountOnEntry(string id, [FromBody]int amount) However ASP.NET would infer it correctly if complex object was used in the method parameter: public async Task<IHttpActionResult> UpdateEntry(string id, MyEntry entry) ...
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How to perform case-insensitive sorting in JavaScript?

I have an array of strings I need to sort in JavaScript, but in a case-insensitive way. How to perform this? 15 Answers ...
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Get item in the list in Scala?

... code into an invocation of a method named apply on that variable. So greetStrings(i) gets transformed into greetStrings.apply(i). Thus accessing an element of an array in Scala is simply a method call like any other. This principle is not restricted to arrays: any application of an object to some a...
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Checkbox for nullable boolean

...ble fashion (display: inline-block; width:100px;) In the model (I'm using string, string for the dictionary definition as a pedagogical example. You can use bool?, string) public IEnumerable<SelectListItem> Sexsli { get; set; } SexDict = new Dictionary<string, string>() ...