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How to simplify a null-safe compareTo() implementation?
...od for a simple class such as this (to be able to use Collections.sort() and other goodies offered by the Java platform):
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What is the difference between JOIN and UNION?
What is the difference between JOIN and UNION ? Can I have an example?
15 Answers
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Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2
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I had these exact symptoms and my issue was similar to Peter's. Was setting up an existing project on a new server. My project referenced the IIS7 URL Rewriting module, but that hadn't been installed yet on the new server. Installing it fixed my iss...
How do I get the name of captured groups in a C# Regex?
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Use GetGroupNames to get the list of groups in an expression and then iterate over those, using the names as keys into the groups collection.
For example,
GroupCollection groups = regex.Match(line).Groups;
foreach (string groupName in regex.GetGroupNames())
{
Console.WriteLine(
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Test if a class has an attribute?
I'm trying to do a little Test-First development, and I'm trying to verify that my classes are marked with an attribute:
4 ...
Filter by process/PID in Wireshark
... ninja out there who manages to do this..
– Ryan Fernandes
Aug 27 '09 at 8:41
30
Wireshark knows ...
Cocoa: What's the difference between the frame and the bounds?
UIView and its subclasses all have the properties frame and bounds . What's the difference?
12 Answers
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git: switch branch without detaching head
I have a repository on github with a main branch (master) and a branch for some experimental work. I made some commits and pushed to the experimental branch and everything was fine.
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Search All Fields In All Tables For A Specific Value (Oracle)
...an you not start with whatever client application is displaying this value and try to figure out what query it is using to obtain it?
Anyway, diciu's answer gives one method of generating SQL queries to check every column of every table for the value. You can also do similar stuff entirely in one ...
Simplest way to serve static data from outside the application server in a Java web application
...Tomcat. I want to load static images that will be shown both on the Web UI and in PDF files generated by the application. Also new images will be added and saved by uploading via the Web UI.
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