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How to Generate unique file names in C#
I have implemented an algorithm that will generate unique names for files that will save on hard drive. I'm appending DateTime : Hours,Minutes,Second and Milliseconds but still it generates duplicate name of files because im uploading multiple files at a time.
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When to choose checked and unchecked exceptions
In Java (or any other language with checked exceptions), when creating your own exception class, how do you decide whether it should be checked or unchecked?
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What optimizations can GHC be expected to perform reliably?
GHC has a lot of optimizations that it can perform, but I don't know what they all are, nor how likely they are to be performed and under what circumstances.
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SQL exclude a column using SELECT * [except columnA] FROM tableA?
We all know that to select all columns from a table, we can use
41 Answers
41
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Facebook Post Link Image
When someone posts a link on facebook, a script usually scans that link for any images, and displays a quick thumbnail next to the post. For certain URLs though (including mine), FB doesn't seem to pick up anything, despite their being a number of images on that page.
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How can I know if a branch has been already merged into master?
I have a git repository with multiple branches.
9 Answers
9
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What is normalized UTF-8 all about?
The ICU project (which also now has a PHP library ) contains the classes needed to help normalize UTF-8 strings to make it easier to compare values when searching.
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What's the difference between an element and a node in XML?
I'm working in Java with XML and I'm wondering; what's the difference between an element and a node?
13 Answers
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What is the dual table in Oracle?
I've heard people referring to this table and was not sure what it was about.
14 Answers
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How to send email to multiple recipients using python smtplib?
After much searching I couldn't find out how to use smtplib.sendmail to send to multiple recipients. The problem was every time the mail would be sent the mail headers would appear to contain multiple addresses, but in fact only the first recipient would receive the email.
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