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How to implement history.back() in angular.js
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This code is untestable, you should really use the '$window' object instead of 'window.'
– Arbiter
Apr 25 '13 at 18:19
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Is there a method that calculates a factorial in Java?
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Not many people actually need factorials in real code. If you do, then you are probably doing some advanced maths or statistics, in which case you will already most likely be using a maths library with a specialised factorial implementation.
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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
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Small note: The cols and take_last parameters are depreciated and have been replaced by the subset and keep parameters. pandas.pydata.org/pandas-docs/version/0.17.1/generated/…
– Jezzamon
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The import javax.servlet can't be resolved [duplicate]
...to add the Servlet API to your classpath. In Tomcat 6.0, this is in a JAR called servlet-api.jar in Tomcat's lib folder. You can either add a reference to that JAR to the project's classpath, or put a copy of the JAR in your Eclipse project and add it to the classpath from there.
If you want to lea...
Is right click a Javascript event?
...the which/button issue, the 'oncontextmenu' is not implemented the same in all browsers... see quirksmode.org/dom/events/contextmenu.html for some of the 'gotchas'.
– smencer
Mar 9 '10 at 1:28
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Is there a minlength validation attribute in HTML5?
...ing html5 instead of jQuery. I just wanted to add that the title attribute allows you to set the message to display to the user if the pattern is not met. Otherwise a default message will be shown.
– None
Aug 30 '12 at 22:46
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How can I make the Android emulator show the soft keyboard?
... itself (Menu, "Settings" App - not the settings of the emulator outside). All you need to do is:
open settings app -> Language & Input -> Go to the "Keyboard & Input Methods -> click Default
This will bring up a Dialog in which case you can then disable the Hardware Keyboard by swi...
How to process each line received as a result of grep command
...ead loop, that will be fed by the result of the grep command using the so called process substitution:
while IFS= read -r result
do
#whatever with value $result
done < <(grep "xyz" abc.txt)
This way, you don't have to store the result in a variable, but directly "inject" its output to t...
How to change the port of Tomcat from 8080 to 80?
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1) Go to conf folder in tomcat installation directory
e.g. C:\Tomcat 6.0\conf\
2) Edit following tag in server.xml file
<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"/>
3) Change the port=8080 value to por...
How to send PUT, DELETE HTTP request in HttpURLConnection?
I want to know if it is possible to send PUT, DELETE request (practically) through java.net.HttpURLConnection to HTTP-based URL.
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