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How to use Servlets and Ajax?
...ntType("text/plain"); // Set content type of the response so that jQuery knows what it can expect.
response.setCharacterEncoding("UTF-8"); // You want world domination, huh?
response.getWriter().write(text); // Write response body.
}
Map this servlet on an URL pattern of /someservle...
isset() and empty() - what to use
...pty just use empty as it checks whether it is set as well, if you want to know whether something is set or not use isset.
Empty checks if the variable is set and if it is it checks it for null, "", 0, etc
Isset just checks if is it set, it could be anything not null
With empty, the following thin...
List of macOS text editors and code editors [closed]
...the operating system, but at the same time, is the wonderful Emacs we all know and love. Currently it requires Leopard with the latest release, but most people have upgraded by now anyway. You can fetch it here.
Alternatively, if you want to use Vim on OS X, I've heard good things about MacVim.
Be...
Remove the complete styling of an HTML button/submit
...s "Internet Explorer," but for those interested in other browsers, you can now use all: unset on buttons to unstyle them.
It doesn't work in IE or Edge 18, but it's well-supported everywhere else.
https://caniuse.com/#feat=css-all
Safari color warning: Setting the text color of the button after usin...
Error Domain=NSURLErrorDomain Code=-1005 “The network connection was lost.”
.... I just got a new ISP and it runs kinda weird. This happens all the time now on simulator. Could be the network.
– noobsmcgoobs
Feb 11 '15 at 6:08
1
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How to change the docker image installation directory?
...
I comment here to let people know which version could use this, after github.com/docker/docker.github.io/pull/5978 release, It change officail website.
– zhongjiajie
Mar 27 '19 at 1:17
...
MySQL - Rows to Columns
... 2 | 9 | NULL | 40 |
+--------+------+------+------+
(Note that we now have one row per y-value.) Okay, we're almost there! We just need to get rid of those ugly NULLs.
Step 4: prettify. We're just going to replace any null values with zeroes so the result set is nicer to look at:
creat...
Coalesce function for PHP?
...
Ironically, this is now the first hit for "php coalesce" on Google.
– Will Shaver
Aug 23 '14 at 15:52
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When creating HTML emails, should we use html, head, body tags?
...simply strip the tags and attributes it doesn't want. But you can't never know which ones.
It's easier to find (server side) components that follow format standards, and thus less error prone. Parsers not following standards could possibly break, making your email not getting shown.
...
How to host a Node.Js application in shared hosting [closed]
....6.0, proxy-addr@1.0.8, send@0.12.3, type-is@1.6.2, accepts@1.2.7)
I can now use the commands:
# ~/node/bin/node -v
v0.12.4
# ~/node/bin/npm -v
2.10.1
For security reasons, I have renamed my node directory to something else.
...