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What is “callback hell” and how and why does RX solve it?

...Let's understand through an example of fake ajax call by using set timeout API, lets assume we have a recipe API, we need to download all recipe. <body> <script> function getRecipe(){ setTimeout(()=>{ const recipeId = [83938, 73838, 7638]; ...
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How to check for file lock? [duplicate]

...ows simply did not track that information. To support the Restart Manager API, that information is now tracked. The Restart Manager API is available beginning with Windows Vista and Windows Server 2008 (Restart Manager: Run-time Requirements). I put together code that takes the path of a file and...
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Run an OLS regression with Pandas Data Frame

... >>> import pandas as pd >>> import statsmodels.formula.api as sm >>> df = pd.DataFrame({"A": [10,20,30,40,50], "B": [20, 30, 10, 40, 50], "C": [32, 234, 23, 23, 42523]}) >>> result = sm.ols(formula="A ~ B + C", data=df).fit() >>> print(result.params) In...
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Java: splitting a comma-separated string but ignoring commas in quotes

...it method param: line.split(regex, -1). See: docs.oracle.com/javase/6/docs/api/java/lang/… – Bart Kiers Apr 23 '14 at 14:55 ...
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Create a shortcut on Desktop

...n the desktop, using .NET Framework 3.5 and relying on an official Windows API. How can I do that? 14 Answers ...
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Http 415 Unsupported Media type error with JSON

... Add the HTTP header manager and add in it your API's header names and values. e.g. Content-type, Accept, etc. That will resolve your issue. share | improve this answer ...
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jQuery equivalent of JavaScript's addEventListener method

... the preferred method of binding events, rather than .bind(): From http://api.jquery.com/bind/: As of jQuery 1.7, the .on() method is the preferred method for attaching event handlers to a document. For earlier versions, the .bind() method is used for attaching an event handler directly to ...
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How to screenshot website in JavaScript client-side / how Google did it? (no need to access HDD) [du

...u can use a similar technique using GrabzIt's free HTML to Image JavaScipt API you just need to ensure that all resources, CSS, Javascript and image files etc in the web page HTML need to use absolute URLs' then you use JavaScript to get the outer HTML and pass it to GrabzIt's API. ...
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AngularJS - convert dates in controller

...te, "dd/MM/yyyy"); // for conversion to string http://docs.angularjs.org/api/ng.filter:date But if you are using HTML5 type="date" then the ISO format yyyy-MM-dd MUST be used. item.dateAsString = $filter('date')(item.date, "yyyy-MM-dd"); // for type="date" binding <input type="date" ng-mod...
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FFmpeg on Android

...) Inside the ffmpeg directory of source code, you have output_example.c or api_example.c. Here, you can see the code where encoding/decoding is done. You will get an idea as to which API's inside ffmpeg you should call. This would be your first step. 2) Dolphin player is a open source project for A...