# Particle Matter: Updates from Sprint 40 **URL:** \ **Category:** Particle Updates\ **Created:** [August 5, 2015, 11:54pm UTC](https://community.particle.io/t/particle-matter-updates-from-sprint-40/14137 "2015-08-05T23:54:59Z")\ **Posts on this page:** 1\ **Showing post:** 8
**Author:** ![BulldogLowell](https://sea2.discourse-cdn.com/flex026/user_avatar/community.particle.io/bulldoglowell/32/4305_2.png) [@BulldogLowell](https://community.particle.io/u/BulldogLowell)\ **Post date:** [August 18, 2015, 12:53am UTC](https://community.particle.io/t/particle-matter-updates-from-sprint-40/14137/8 "2015-08-18T00:53:41Z")
so, this is why `itoa()` both came and went away? > [@0.4.3 Firmware Release for Photon/P1](https://community.particle.io/t/0-4-3-firmware-release-for-photon-p1/13327/12): > > I noticed recently that itoa() now compiles without calling extern extern "C" char\* itoa(int a, char\* buffer, unsigned char radix); [image] I didn’t see anything in the recent firmware release notes… Is there a page somewhere that I need to watch for Particle Dev update notes? (Also, I noticed two of my Photons hit a major behavioral roadblock, not staying connected to WiFi… It started about a week or two ago. I just got home to check it out and had to update the firmware to get everythi… is this the appropriate place to look for updates on cloud compiler? --- _[View the full topic](https://community.particle.io/t/particle-matter-updates-from-sprint-40/14137)._