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How to scale Docker containers in production

...r on Tsuru as it supports docker-cluster and segregated scheduler deploy http://blog.tsuru.io/2014/04/04/running-tsuru-in-production-scaling-and-segregating-docker-containers/ Update 7 Docker-based environments orchestration maestro-ng Update 8 decking.io Update 9 Google kubernetes Update...
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Why is AJAX returning HTTP status code 0?

... I'm confused. Is there no way to get the HTTP error code returned? This is a lot of different cases here (415, 404, etc?) – Edwin Evans Jul 26 '18 at 20:41 ...
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Best Practices for securing a REST API / web service [closed]

...nst both accidental and malicious request replaying. The nice thing about HTTP Basic is that virtually all HTTP libraries support it. You will, of course, need to require SSL in this case because sending plaintext passwords over the net is almost universally a bad thing. Basic is preferable to Dige...
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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?

...d, due to timeouts or data eof. On server side it is still treated like an HTTP request, same as AJAX, except the answer on request will happen now or some time in the future, defined by the application logic. support chart (full) | wikipedia WebSockets - client ↔ server. Create a TCP connection ...
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How to add images in select list?

... iconselect.js; Icon/image select (combobox, dropdown) Demo and download; http://bug7a.github.io/iconselect.js/ HTML usage; <div id="my-icon-select"></div> Javascript usage; var iconSelect; window.onload = function(){ iconSelect = new IconSelect("my-icon-select"...
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Force IE compatibility mode off using tags

... There is the "edge" mode. <html> <head> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <title>My Web Page</title> </head> <body> <p>Content goes here.</p> </body> </html> From the linked M...
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Send a file via HTTP POST with C#

... Using .NET 4.5 (or .NET 4.0 by adding the Microsoft.Net.Http package from NuGet) there is an easier way to simulate form requests. Here is an example: private async Task<System.IO.Stream> Upload(string actionUrl, string paramString, Stream paramFileStream, byte [] paramFile...
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Can scrapy be used to scrape dynamic content from websites that are using AJAX?

...m Mozilla Firefox (or an equivalent tool in other browsers) to analyze the HTTP request that generate the messages on the web page: It doesn't reload the whole page but only the parts of the page that contain messages. For this purpose I click an arbitrary number of page on the bottom: And I o...
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Detect if Android device has Internet connection

...an active Internet connection is to try and connect to a known server via http. public static boolean hasActiveInternetConnection(Context context) { if (isNetworkAvailable(context)) { try { HttpURLConnection urlc = (HttpURLConnection) (new URL("http://www.google.com").openC...
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How do I force a DIV block to extend to the bottom of a page even if it has no content?

...ave to mess around with it a bit. This site has some excellent examples: http://www.brunildo.org/test/html_body_0.html http://www.brunildo.org/test/html_body_11b.html http://www.brunildo.org/test/index.html I also recommend going to http://quirksmode.org/ ...