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Is it possible to ping a server from Javascript?
...try this:
put ping.html on the server with or without any content, on the javascript do same as below:
<script>
function ping(){
$.ajax({
url: 'ping.html',
success: function(result){
alert('reply');
},
error: function(resul...
How to remove unused imports from Eclipse
... it's also quite helpful do define a save-action for this. Preferences->Java->Editor->Save Actions
– oers
Apr 17 '11 at 12:05
2
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How to inject dependencies into a self-instantiated object in Spring?
...ence how the autowiring happens: static.springsource.org/spring/docs/3.0.x/javadoc-api/org/…
– Sean Patrick Floyd
Sep 28 '10 at 14:29
...
How can I unstage my files again after making a local commit?
...use "git reset HEAD <file>..." to unstage)
#
# modified: foo.java
#
# Changes not staged for commit:
# (use "git add <file>..." to update what will be committed)
# (use "git checkout -- <file>..." to discard changes in working directory)
#
# modified: foo.java
#...
Is there an Eclipse line-width marker?
...I need to wrap every code line at 65 characters. I have set up the eclipse Java code formatter properly for this. But what I really want is a vertical line to be drawn in the editor showing where the max line width while I am typing, not just when I run the formmater. I know this feature is availabl...
Addition for BigDecimal
...
and why does Java implementation is a bit strange?! many other languages simply use + between numeric data types
– sepehr
Aug 6 '16 at 7:59
...
Given an array of numbers, return array of products of all other numbers (no division)
... and I'd like to know how others would solve it. I'm most comfortable with Java, but solutions in other languages are welcome.
...
Is there a way to get rid of accents and convert a whole string to regular letters?
...
Use java.text.Normalizer to handle this for you.
string = Normalizer.normalize(string, Normalizer.Form.NFD);
// or Normalizer.Form.NFKD for a more "compatable" deconstruction
This will separate all of the accent marks from th...
Break when exception is thrown
...ow, there's a button that looks like J!, there you can set breakpoints for Java exceptions, either caught or uncaught. You can reference classes or use pattern matchers for exception names.
Also, under Window -> Preferences, Select Java -> Debug and there's a checkbox to tell the debugger to ...
javax.faces.application.ViewExpiredException: View could not be restored
...
Introduction
The ViewExpiredException will be thrown whenever the javax.faces.STATE_SAVING_METHOD is set to server (default) and the enduser sends a HTTP POST request on a view via <h:form> with <h:commandLink>, <h:commandButton> or <f:ajax>, while the associated vie...