Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

> The `not nil` should catch this. In theory, in practice nobody using it. Also, in my case the exception happens inside a third-party library.

Nim online meetup - Friday July 23rd

When is the next one?, if every weeks was too much, make it monthly, but was a nice event. :)

Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

The `not nil` should catch this.

Nim for UI Automation

I'm stuck with windows. miere43's repo looks quite interesting, but perhaps not quite the fit for what I wanted. Will check more...

Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

I don't think it should be on by default, but this works great import segfaults type O = ref object some: int var o: O try: echo o.some except: echo "failed" Run

newbie kick-in-the-pants: nim as a cgi application

Cool! Thank you! I was successful in working with SQL already so I think I have all the necessary steps. Yay:)

newbie kick-in-the-pants: nim as a cgi application

The `for i in decodeData(): echo i` splits the query string into tuples for you.

Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

This is not good...

A look at Dart's null safety syntax

is not what std/wrapnils do ?.

Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

If you run this code [playground](https://play.nim-lang.org/#ix=3wnI) type O = ref object some: int var o: O try: echo o.some except: echo "failed" Run You'll get SIGSEGV: Illegal storage access. (Attempt to read from nil

Why `except` doesn't catch `SIGSEGV: Illegal storage access. (Attempt to read from nil?)`?

Because SIGSEGV isn't a Nim exception in the traditional sense - it's a signal from the OS. That said, there's a module in stdlib for converting segfaults into exceptions, but it has some issues

newbie kick-in-the-pants: nim as a cgi application

So far I managed to get the cgi environment variables out, managed to split it along the ampersand operators. Considering that the string content will be known, I guess I can tuplefy the rest of the contents into key=value pairs code so far-- import cgi,strutils #declaration cons

newbie kick-in-the-pants: nim as a cgi application

have you tried my fastcgi module?

newbie kick-in-the-pants: nim as a cgi application

Fiddeled around a bit. Used the simplest python cgi server python -m http.server 8088 --cgi Run the in cgi-binhello import cgi var myData = readData() writeContentType() echo "Content-Type: text/html\n" #? echo "Hello world"

newbie kick-in-the-pants: nim as a cgi application

found some time to experiment with it. the documentation is beyond me, frankly.. Example does not work, no reasonable source files. If you found a while to provide a working snippet I would be most grateful. The documentation is the one big frustration in nim for me. at least so far

Nim for UI Automation

Not sure if this can help you achieve what you want, but for UI automation there is : * for linux * for windows

Confusion about `swap`

`(a, b) = (b, a) ` Run