A few days ago I got this email from a customer. Something about all the amounts coming out as negative. I converted their PDF. PDF Sample Converted Sample The customer was right, all amounts were coming through as negative. Pretty weird. Interestingly the column headers end with minus sign characters. I then opened up the PDF in PDFSnake to see how the text is encoded. Let’s look at how the values “$110.

Yesterday I was going through error reports and I saw this email. At first I was kind of annoyed, often users like to merge multiple PDFs into one large PDF to abuse my free plan and convert more than one PDF a day for free. Then I looked at the PDF and thought “Ah actually this is supposed to convert correctly even if the PDF has been merged into one mega PDF”.

On Monday morning I was going through emails and see one from a user telling me the forgot password form isn’t working. That’s weird, it’s the kind of thing that doesn’t really break. I try resetting their password for them using the form, the form errors out. That’s weird. It turns out this user’s email address was capitalised, and the query code that fetches a user by email address sends in the lowercase value of their email.