Please capitalize where necessary: in 1886 lerch joined the teaching staff at the czech technical institute in prague.
A: In 1886 Lerch joined the teaching staff at the Czech Technical Institute in Prague.

Q: but down below, for example, i'm going to introduce my new variable, my text, of data type text, for example.

A: But down below, for example, I'm going to introduce my new variable, my text, of data type text, for example.

Q: row 1 (rs): pick up 5 sts, beg in 2nd ch from hook = 6 sts on hook, make a yo and pull through all 6 sts, work 1 ch to make a hole over the 6 sts, * pick up 1 st in the hole, pick up 1 st in the side on the last of the 6 sts, pick up 1 st in same ch as the last of the 6 sts was picked up in, 1 st in each of the next 2 ch = 6 sts on hook, make a yo and pull through all 6 sts, 1 ch *, repeat from *-* until last st.
A: ROW 1 (RS): Pick up 5 sts, beg in 2nd ch from hook = 6 sts on hook, make a YO and pull through all 6 sts, work 1 ch to make a hole over the 6 sts, * pick up 1 st in the hole, pick up 1 st in the side on the last of the 6 sts, pick up 1 st in same ch as the last of the 6 sts was picked up in, 1 st in each of the next 2 ch = 6 sts on hook, make a YO and pull through all 6 sts, 1 ch *, repeat from *-* until last st.

Problem: please note: you will be asked to provide proof of travel to stay in this room.
Can you repeat this sentence, but capitalize it?
Answer: Please note: you will be asked to provide proof of travel to stay in this room.

Text: charm donut in steel by charming charms. charms...

Correct capitalization: Charm Donut in steel by Charming Charms. Charms...

Text: avoid eating grapefruit or drinking grapefruit juice while being treated with this medicine unless your doctor instructs you otherwise.

Correct capitalization:
AVOID EATING GRAPEFRUIT OR DRINKING GRAPEFRUIT JUICE while being treated with this medicine unless your doctor instructs you otherwise.