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Why doesn't delete set the pointer to NULL?
I always wondered why automatic setting of the pointer to NULL after delete is not part of the standard. If this gets taken care of then many of the crashes due to an invalid pointer would not occur. But having said that I can think of couple of reasons why the standard would have restricted this:...
Hidden features of WPF and XAML?
Here is a large number of hidden features discussed for variety of languages. Now I am curious about some hidden features of XAML and WPF?
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How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller
I have a Person class:
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How to rename files and folder in Amazon S3?
Is there any function to rename files and folders in Amazon S3? Any related suggestions are also welcome.
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Reference — What does this symbol mean in PHP?
This is a collection of questions that come up every now and then about syntax in PHP. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
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Detect if value is number in MySQL
Is there a way to detect if a value is a number in a MySQL query? Such as
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What is the proper way to test if a parameter is empty in a batch file?
I need to test if a variable is set or not. I've tried several techniques but they seem to fail whenever %1 is surrounded by quotes such as the case when %1 is "c:\some path with spaces" .
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Getting value of HTML Checkbox from onclick/onchange events
From within onClickHandler and/or onChangeHandler , how can I determine what is the new state of the checkbox?
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How to draw an empty plot?
I need to make an empty plot. This is the best could I come up with.
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How to autosize a textarea using Prototype?
I'm currently working on an internal sales application for the company I work for, and I've got a form that allows the user to change the delivery address.
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