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How to swap two variables in JavaScript
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Here's a one-liner to swap the values of two variables.
Given variables a and b:
b = [a, a = b][0];
Demonstration below:
var a=1,
b=2,
output=document.getElementById('output');
output.innerHTML="<p>Original: "+a+", "+b+"</p>";
b = [a, a = b][0];
output.innerHT...
Make var_dump look pretty
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Note that echo, var_export, and highlight_string are all php functions and need to be inside a <?php ?> block. Yes even though the highlight_string function line has a <?php ?> pair inside, a pair is needed around the outside as well.
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How to iterate over a JSONObject?
...der doesn't matter in maps of properties: keys in JSONObject are unordered and your assertion was a simple reflection of a private implementation ;)
– caligari
Oct 1 '13 at 13:55
6...
How to print a dictionary's key?
...You have the keys() method, which gives you a python list of all the keys, and you have the iteritems() method, which returns key-value pairs, so
for key, value in mydic.iteritems() :
print key, value
Python 3 version:
for key, value in mydic.items() :
print (key, value)
So you have a ...
How to add jQuery in JS file
... is common in most pages I want to make a JS file which will have the code and all the pages using it can reference it from there.
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How to fix PCH error?
...ching problem. Usually it can be resolved by holding down the Option key and choosing Product > Clean Build Folder...
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How to change the port of Tomcat from 8080 to 80?
... Change the port=8080 value to port=80
4) Save file.
5) Stop your Tomcat and restart it.
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java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
i am using spring 3.1.0.RELEASE , and my servlet container is tomcat 7 and my IDE is eclipse indigo
and the jar spring-webmvc-3.1.0.RELEASE.jar which contains the DispatcherServlet
exists in the lib folder, and yet when running the application, i am getting the exception:
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iReport not starting using JRE 8
I have downloaded and installed the iReport 4.5 using te Windows installer. But when I try to start the iReport it shows the splash screen but does not start.
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UITableView - change section header color
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Post a separate question and we'll try to help. Include source code.
– Alex Reynolds
Apr 9 '13 at 7:29
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