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How can I use map and receive an index as well in Scala?
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I believe you're looking for zipWithIndex?
scala> val ls = List("Mary", "had", "a", "little", "lamb")
scala> ls.zipWithIndex.foreach{ case (e, i) => println(i+" "+e) }
0 Mary
1 had
2 a
3 little
4 lamb
From: http://www.artima.com/forums/flat.jsp?f...
MySQL Server has gone away when importing large sql file
I tried to import a large sql file through phpMyAdmin...But it kept showing error
19 Answers
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What should I set JAVA_HOME environment variable on macOS X 10.6?
... JAVA_HOME=$(/usr/libexec/java_home)
I haven't experienced any problems with that technique.
Occasionally I do have to change the value of JAVA_HOME to an earlier version of Java. For example, one program I'm maintaining requires 32-bit Java 5 on OS X, so when using that program, I set JAVA_HOME ...
What is the easiest way to ignore a JPA field during persistence?
I'm essentially looking for a "@Ignore" type annotation with which I can stop a particular field from being persisted. How can this be achieved?
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What can , and be used for?
...aram> manages the setting, conversion and validation of GET parameters. It's like the <h:inputText>, but then for GET parameters.
The following example
<f:metadata>
<f:viewParam name="id" value="#{bean.id}" />
</f:metadata>
does basically the following:
Get the reque...
configure Git to accept a particular self-signed server certificate for a particular https remote
...I'm on has decided that SSH is "too much trouble"; instead, he has set up Git to be accessible via an https:// URL (and username/password authentication). The server for this URL presents a self-signed certificate, so he advised everyone to turn off certificate validation. This does not strike me ...
Can you grab or delete between parentheses in vi/vim?
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Various Motions: %
The % command jumps to the match of the item under the cursor. Position the cursor on the opening (or closing) paren and use y% for yanking or d% for deleting everything from the cursor to the matching paren.
This works because % is a "motion command", so it can b...
How to select rows that have current day's timestamp?
...follow
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edited Feb 8 '13 at 9:39
answered Feb 8 '13 at 9:07
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When to use margin vs padding in CSS [closed]
When writing CSS, is there a particular rule or guideline that should be used in deciding when to use margin and when to use padding ?
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Dialog to pick image from gallery or from camera
Is there a standard way to call dialog box with choose either to pick an image from the camera or to get from gallery (like in build-in phone book or Skype)?
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