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Removing duplicate rows from table in Oracle
I'm testing something in Oracle and populated a table with some sample data, but in the process I accidentally loaded duplicate records, so now I can't create a primary key using some of the columns.
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Is there a shortcut in Eclipse to Re-run the most recently launched program?
...aunch the previously launched application
As Thorbjørn Ravn Andersen mentions in the comment, launching the last app used to be (3.2 or before) the default behavior.
Since 3.3M6 (March 2007), As illustrated by this thread:
By default, running and debugging applications has been simplified ...
Get integer value from string in swift
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As of Swift 2.0 you no longer have the toInt() method as part of String. So this Int constructor is now the only way to convert strings to ints.
– Morgan Wilde
Jul 20 '15 at 22:41
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Convert a date format in PHP
... (but not in SQL); however I don't know how the date function requires a timestamp, and I can't get a timestamp from this string.
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Scala actors: receive vs react
Let me first say that I have quite a lot of Java experience, but have only recently become interested in functional languages. Recently I've started looking at Scala, which seems like a very nice language.
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How do I view the type of a scala expression in IntelliJ
...e type of a variable when you hover the mouse over it. How do I see the same information with the IntelliJ plugin?
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Get the _id of inserted document in Mongo database in NodeJS
I use NodeJS to insert documents in MongoDB. Using collection.insert I can insert a document into database like in this code:
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How to set layout_weight attribute dynamically from code?
...MATCH_PARENT,
1.0f
);
YOUR_VIEW.setLayoutParams(param);
The last parameter is the weight.
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Change select box option background color
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Inline comments for Bash?
I'd like to be able to comment out a single flag in a one-line command. Bash only seems to have from # till end-of-line comments. I'm looking at tricks like:
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