There are several reasons why you might want to do that but they probably aren’t too common (at least not yet): You have both encrypted and unencrypted data that you are sending/receiving (e.g. some of the data is bulky but not sensitive). You have both streaming data and latency sensitive data: imagine an interactive game … Read more
You need an Oracle Client to connect to an Oracle database. The easiest way is to install the Oracle Data Access Components. To minimize the footprint, I suggest the following : Use the Microsoft provider for Oracle (System.Data.OracleClient), which ships with the framework. Download the Oracle Instant Client Package – Basic Lite : this is … Read more
The correct way to copy a stream in Java is as follows: int count; byte[] buffer = new byte[8192]; // or 4096, or more while ((count = in.read(buffer)) > 0) { out.write(buffer, 0, count); } Wish I had a dollar for every time I’ve posted that in a forum.
RegExp is indeed slower than indexOf (you can see it here), though normally this shouldn’t be an issue. With RegExp, you also have to make sure the string is properly escaped, which is an extra thing to think about. Both of those issues aside, if two tools do exactly what you need them to, why … Read more
This is very straightforward : thereadyState property of the websocket contains the connection of the websocket at all times as specified in the WebSocket API It will be one of the following values : CONNECTING OPEN CLOSING or CLOSED A way to work around the error would be something like this : if (yourWsObject.readyState !== … Read more
try this: public static String getClientIpAddr(HttpServletRequest request) { String ip = request.getHeader(“X-Forwarded-For”); if (ip == null || ip.length() == 0 || “unknown”.equalsIgnoreCase(ip)) { ip = request.getHeader(“Proxy-Client-IP”); } if (ip == null || ip.length() == 0 || “unknown”.equalsIgnoreCase(ip)) { ip = request.getHeader(“WL-Proxy-Client-IP”); } if (ip == null || ip.length() == 0 || “unknown”.equalsIgnoreCase(ip)) { ip = … Read more
I too have been frustrated by the lack of good graphical http clients available for Windows. So over the past couple years I’ve been developing one myself: I’m Only Resting, “a feature-rich WinForms-based HTTP client.” It’s open source (Apache License, Version 2.0) with freely available downloads. It currently has fairly complete coverage of HTTP features … Read more
The best way I have found to do this is to use bower. bower install socket.io-client –save and include the following in your app’s HTML: <script src=”https://stackoverflow.com/bower_components/socket.io-client/socket.io.js”></script> That way you can treat the socket.io part of your client the same way you treat any other managed package.
If LOCAL capability is disabled, on either the server or client side, a client that attempts to issue a LOAD DATA LOCAL statement receives the following error message: ERROR 3950 (42000): Loading local data is disabled; this must be enabled on both the client and server side I met the same issue when I want … Read more
Yes. Empty or incomplete headers or response body typically caused by broken connections or server side crash can cause 502 errors if accessed via a gateway or proxy. For more information about the network errors https://en.wikipedia.org/wiki/List_of_HTTP_status_codes