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While loop to test if a file exists in bash
I'm working on a shell script that does certain changes on a txt file only if it does exist, however this test loop doesn't work, I wonder why?
Thank you!
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Is there a way to instantiate a class by name in Java?
I was looking as the question : Instantiate a class from its string name which describes how to instantiate a class when having its name. Is there a way to do it in Java? I will have the package name and class name and I need to be able to create an object having that particular name.
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How to use protractor to check if an element is visible?
I'm trying to test if an element is visible using protractor. Here's what the element looks like:
8 Answers
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How to set the current working directory? [duplicate]
How to set the current working directory in Python?
5 Answers
5
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Prevent BODY from scrolling when a modal is opened
I want my body to stop scrolling when using the mousewheel while the Modal (from http://twitter.github.com/bootstrap ) on my website is opened.
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How do I resize an image using PIL and maintain its aspect ratio?
Is there an obvious way to do this that I'm missing? I'm just trying to make thumbnails.
19 Answers
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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 list of all installed packages along with version in composer?
I have been working on a project using Symfony 2.1 on my local machine. I have uploaded it to my server but when I try and install the vendor bundles using Composer, I'm getting a lot of dependency errors. Presumably this is something to do with the latest version of Symfony just being released an...
Django select only rows with duplicate field values
suppose we have a model in django defined as follows:
5 Answers
5
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How to return an array from JNI to Java?
I am attempting to use the android NDK.
4 Answers
4
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