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Create timestamp variable in bash script
...he current time whenever I issue echo $timestamp . It proving to be more difficult then I thought. Here are some things I've tried:
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Sharing src/test classes between modules in a multi-module maven project
...gin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<version>2.2</version>
<executions>
<execution>
<goals>
<goal>test-jar</goal>
</goals>
</execut...
SQL how to make null values come last when sorting ascending
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Note however that if you place an index on the sort column to improve performance(*), then this method will somewhat complicate the query plan and lose much of the performance benefit. * - indexes provided the data presorted, hence avoiding a ...
Adding parameter to ng-click function inside ng-repeat doesn't seem to work
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+1: this also works if your ng-click expression doesn't use brackets, i.e. ng-click="taskData.currentTaskId = task.id"
– Andrew
Oct 9 '14 at 4:05
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How do I find out which computer is the domain controller in Windows programmatically?
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This won't work if you're looking for a DC in another Domain in which the machine doesn't belong.
– Brett Veenstra
Nov 13 '12 at 13:21
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Are there any Java method ordering conventions? [closed]
... the API from the implementation, even when there's no interface involved, if you see what I mean.
Another idea is to group related methods together - this makes it easier to spot seams where you could split your existing large class into several smaller, more targeted ones.
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android image button
...zontally ?
I don't want to use an ImageButton because I want to define a different backgound image
4 Answers
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How to list all users in a Linux group?
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Unfortunately, there is no good, portable way to do this that I know of. If you attempt to parse /etc/group, as others are suggesting, you will miss users who have that group as their primary group and anyone who has been added to that group via a mechanism other than UNIX flat files (i.e. LDAP, N...
Key existence check in HashMap
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Do you ever store a null value? If not, you can just do:
Foo value = map.get(key);
if (value != null) {
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} else {
// No such key
}
Otherwise, you could just check for existence if you get a null value returned:
Foo value = map.get(key);
if (v...
How to right align widget in horizontal linear layout Android?
...inning? Why does it need help from this other view? And how is it "right", if it is not, without the extra view?
– afrish
Oct 18 '14 at 15:48
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