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How does one use rescue in Ruby without the begin and end block
I know of the standard technique of having a begin rescue end
5 Answers
5
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How to retrieve a single file from a specific revision in Git?
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Using git show
To complete your own answer, the syntax is indeed
git show object
git show $REV:$FILE
git show somebranch:from/the/root/myfile.txt
git show HEAD^^^:test/test.py
The command takes the usual style of revision, mea...
Create a Path from String in Java7
How can I create a java.nio.file.Path object from a String object in Java 7?
4 Answers
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How do I navigate in the results of Diff
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Next line : return
Next page : space bar
Previous page : w
Quit viewing the diff : q
Help : h
share
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Check if list of objects contain an object with a certain attribute value
I want to check if my list of objects contain an object with a certain attribute value.
1 Answer
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List of Java class file format major version numbers?
I saw this list of major version numbers for Java in another post:
4 Answers
4
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Gesture recognizer and button actions
I have a view hierarchy that looks something like this:
6 Answers
6
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
I'm inspecting an h2 element on a web page using Google Chrome's element inspector and some of the CSS rules--which appear to be applied--are grayed out. It seems that a strike-through indicates that a rule was overridden, but what does it mean when a style is grayed out?
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What is the difference between “AS” and “IS” in an Oracle stored procedure?
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One minor difference...
They are synonyms for packages and procedures, but not for cursors:
This works...
cursor test_cursor
is
select * from emp;
... but this doesn't:
cursor test_cursor
as
select * from emp;
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How to get evaluated attributes inside a custom directive
I'm trying to get an evaluated attribute from my custom directive, but I can't find the right way of doing it.
5 Answers
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