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Correct way to close nested streams and writers in Java [duplicate]
...ava 7. Java 7 provides Automatic Resource Management functionality for doing this easilly. If you are using Java 7 or later you should advance to the answer of Ross Johnson .
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How do I calculate someone's age in Java?
I want to return an age in years as an int in a Java method.
What I have now is the following where getBirthDate() returns a Date object (with the birth date ;-)):
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How to check if the user can go back in browser history or not
I want using JavaScript to see if there is history or not, I mean if the back button is available on the browser or not.
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Can a constructor in Java be private?
...can be private. There are different uses of this. One such use is for the singleton design anti-pattern, which I would advise against you using. Another, more legitimate use, is in delegating constructors; you can have one constructor that takes lots of different options that is really an implementa...
Scroll Element into View with Selenium
Is there any way in either Selenium 1.x or 2.x to scroll the browser window so that a particular element identified by an XPath is in view of the browser? There is a focus method in Selenium, but it does not seem to physically scroll the view in FireFox. Does anyone have any suggestions on how to do...
Printing hexadecimal characters in C
I'm trying to read in a line of characters, then print out the hexadecimal equivalent of the characters.
7 Answers
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Animate the transition between fragments
I'm trying to animate the transition between fragments. I got the answer from the following
Android Fragments and animation
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Can't connect to localhost on SQL Server Express 2012 / 2016
... 2012 but I cannot connect to localhost. I tried localhost\SQLExpress and Windows authentication but it gives me an error message saying cannot connect. Am I missing something here? I've used SQL Server 2008 before and I've never had issues connecting to localhost. It seems that it can't even find i...
Insert picture into Excel cell [closed]
I'm tying to generate a report with pictures, but I cannot get the pictures into a single cell. I can get the pictures to "float" around my worksheet, but I need to put them into a cell. How can I do this?
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Checking if a string can be converted to float in Python
I've got some Python code that runs through a list of strings and converts them to integers or floating point numbers if possible. Doing this for integers is pretty easy
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