QA tips from Omnicode:
Page 1 of 6: 1 2 3 4 5 6 > Last
Why does my postgresql function rerturn null when a parameter is null? 24 Jun 2010
Why does my postgresql function rerturn null when a parameter is null? Check out the "strict" attribute. You don't want to use it if you don't want
How do I pass a Java Object to a .jsp page include? 24 Jun 2010
How do I pass a Java Object to a .jsp page include? <% request.setAttribute("oname", obj); %>
Why does my JSP page add blank lines with text/plan? 21 Jun 2010
If you have something like: <%@ page import="java.io.*" %> <%@ page import="java.sql.*" %> <% response.setContentType("text/plain"); out.write("test"); %> and you get blank lines preceding
error C2243: 'type cast' : conversion exists, but is inaccessible 17 Jun 2010
error C2243: 'type cast' : conversion exists, but is inaccessible Make sure you inherit your parent class publicly. Right: class xx1 : public yy1, public yy2 Wrong: class xx1 : public yy1,
Why does VC++ give me undefined external errors with class templates? 08 Jun 2010
Why does VC++ give me undefined external errors with class templates? You probably need to explicitly define each class you're using the template for in the .cpp file.
yum update: unscriptable object error 30 May 2010
If you get an "unscriptable object" error when running yum update, try the following: yum clean
error C3861: 'back_inserter': identifier not found VC++ 2010 13 May 2010
error C3861: 'back_inserter': identifier not found If you get this error when compiling apps that previously worked in VC++ 2010, you should try to add this line to you
Class 'PDO' not found error 06 May 2010
If you get a class 'PDO' not found error. It could be caused by the PDO classes not being installed in your PHP setup. Check your setup, php.ini,
What's the equivalent to atoi64() on Linux? 19 Mar 2010
What's the equivalent to atoi64 on Linux? Check out
Bad owner or permissions on .ssh/config 07 Mar 2010
The file has bad permissions. If you get this error try: chmod 600 * inside the .ssh folder. It even works in cygwin on
How do I route mail through another server with Sendmail? 11 Jan 2010
Check out the SMART_HOST
How do I change a file mod time in c++? 07 Jan 2010
This is the windows version. The Unix version is pretty much the same, except you don't have the funny underscores. #include
How do you parse a dot '.' in a regular expression? 30 Oct 2009
You need to use the escape character, a slash \. So in java or c/c++ you'd need to use a double slash. "\\." Since the slash needs to be
Why doesn't split work in my String after = id.value? 21 Oct 2009
If you do something like: var s = document.getElementById("field"); var sa = s.split("."); It won't work. s is not a string at that point. Try: var s =
Why won't my wxWindow windows draw after Refresh or Update? 20 Oct 2009
You need to call them both. One or the other usually doesn't work for most active drawing. Refresh essentially invalidates the update region and update forces an immediate