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Why do I need to override the equals and hashCode methods in Java?
...hich will prevent your class from functioning properly in conjunction with all hash-based collections, including HashMap, HashSet, and Hashtable.
Let's try to understand it with an example of what would happen if we override equals() without overriding hashCode() and attempt to use a Map.
Say we ha...
Parallel foreach with asynchronous lambda
I would like to handle a collection in parallel, but I'm having trouble implementing it and I'm therefore hoping for some help.
...
How To Get IPython Notebook To Run Python 3?
... 3 instead of 2 on my MAC 10.9, I did the following steps
$ sudo pip3 install ipython[all]
Then
$ ipython3 notebook
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Changing names of parameterized tests
...ed, fib(fInput));
}
private int fib(int x) {
// TODO: actually calculate Fibonacci numbers
return 0;
}
}
will give names like testFib[1: fib(1)=1] and testFib[4: fib(4)=3]. (The testFib part of the name is the method name of the @Test).
...
How do I get java logging output to appear on a single line?
....ZipUtil unzip: Failed to load: foo.zip
2) Putting it to IDEs
IDEs typically let you set system properties for a project.
E.g. in NetBeans, instead of adding -D...=... somewhere, add the property in the action dialog, in a form of java.util.logging.SimpleFormatter.format=%1$tY-%1$tm-... - without...
Maintain/Save/Restore scroll position when returning to a ListView
...blePosition() returns the top visible list item. But this item may be partially scrolled out of view, and if you want to restore the exact scroll position of the list you need to get this offset. So ListView.getChildAt(0) returns the View for the top list item, and then View.getTop() - mList.getPadd...
How remove word wrap from textarea?
...wrap="soft"></textarea>
EDIT: The "wrap" attribute is not officially supported. I got it from the german SELFHTML page (an english source is here) that says IE 4.0 and Netscape 2.0 support it. I also tested it in FF 3.0.7 where it works as supposed. Things have changed here, SELFHTML is n...
Git push results in “Authentication Failed”
...ettings of your Github account. Using this token as your
password should allow you to push to your remote repository via HTTPS.
Use your username as usual.
https://help.github.com/articles/creating-a-personal-access-token-for-the-command-line/
You may also need to update the origin for your r...
Entity Framework. Delete all rows in table
How I can quickly remove all rows in table using Entity Framework?
21 Answers
21
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Parse date without timezone javascript
...ve example shows that the date is being parsed correctly - that is, it actually contains an amount of milliseconds corresponding to "2005-07-08T11:22:33" in GMT.
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