Latest QA tips from Omnicode:
Why do I get unresolved external symbols when building a wxWidgets app in Windows? 27 Jun 2009
For instance wxApp::Initialize. Try messing with the build Character Set. Switching to multi-byte from unicode seems to work for standard builds. If you need a unicode app,
In QuickBooks 2009, clients can't load from the server 12 Jun 2009
It's probably a firewall issue on the server. Check QuickBooks for which ports to open up on the
Selinux is blocking an application 12 Jun 2009
Try audit2allow. It doesn't always work, but it's a good start. Like most Selinux issues, it's poorly
How do I access the clipboard viewer in XP/Vista 30 Aug 2008
The viewer is called clipbrd.exe, so you should be able to access it from a command prompt by typing clipbrd +
In php strtotime doesn't work for euro date formats d/m/Y 31 Jul 2008
m/d/Y and d/m/Y are completely ambiguous for dates like 1/12/2008, 12/1/2008, etc. You need to know the format you're working
Why does my Tomcat servlet/jsp lock up? 16 May 2008
In my experience the most common issue has to do with SQL connection pools. If you have the max number of connections say set to 5 and there are
Why is my wxWidgets app sluggish and not responsive? 24 Mar 2008
You might have forgotten to "consume" a wxPaintDC in your OnPaint event. void MyWindow::onPaint( wxPaintEvent &event ) { wxPaintDC dc( this ); //
How do I post/get using AJAX? 17 Mar 2008
Here's an example that gets a select field dynamically using AJAX. genselector.jsp is a jsp file that gets the selector using java. function getSelector(sid, cid, dw) {
How do you get input data to post using AJAX? 17 Mar 2008
It's a matter of getting the select and input fields. function escapeUrl(s) { // ? others s = s.replace(/&/, "&apm;"); s = s.replace(/#/, "%23"); s = s.replace(/%/, "%25"); return s; }
How do I create a function in mysql? 08 Mar 2008
Notice the following uses a custom delimiter. This is to deal with the ambiguity of the semicolon delimiter that would otherwise be used to both delimit the function body
How do I get a list of triggers in mysql? 08 Mar 2008
SHOW
How do I redirect urls in Tomcat like mod_rewrite? 03 Mar 2008
You can always use response.redirect("url"), but that exposes the redirection to the client. If you don't want that, use a filter. Here's some sample code
How do you properly encode an ampersand in a url with javascript? 24 Feb 2008
The problem is that the ampersand will improperly delimit the url fields within a "get" request. The method is "replace." The regular expression syntax is a little weird, but
How do you add a row in an html table using javascript 22 Feb 2008
function addRow() { var _body = document.getElementById('table1').tBodies[0]; var _row = _body.insertRow(-1); var _cell = _row.insertCell(0); _cell.innerHTML = 'col1'; _cell = _row.insertCell(1); _cell.innerHTML =
MS VC++ 2008 manifest problems 04 Feb 2008
I did a clean install to Windows Vista and downloaded the latest VC++ 2008. It gave me an error every time I wanted to run my application: "The application
How do I clone a linux software raid drive 04 Feb 2008
BE CAREFUL BEFORE MESSING WITH sfdisk! MAKE SURE YOU KNOW WHAT YOU'RE DOING! sfdisk -d /dev/hda | /dev/hdc If above doesn't work, try with hdb SATA
How do I create a case insenstive index in Postgresql 24 Jan 2008
CREATE INDEX tab_index ON tab (lower(col)) Say I had a table users with a username column that I wanted to be unique for both upper and lowercase versions
How do I turn on error displaying in PHP/Apache? 17 Jan 2008
It's supposed to turn on by setting: display_errors = On However, the switch seems to be disabled in some builds of PHP. You'll have to do it locally
How do I exclude dirs from Windows roaming profiles? 22 Dec 2007
Put the folder in: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\System\ExcludeProfileDirs It's a bit weird, though. Sometimes it's not where MS claims it will be. If you
How do I get vsftpd to work with SELinux 18 Nov 2007
If it won't let vsftp change to the user's home directory, try: /usr/sbin/setsebool -P ftp_home_dir