[julia-users] Re: Updating a single output line in IJulia

The package ProgressMeter.jl defines a "printover" function which does this nicely in both the REPL and IJulia. Looks like it just goes to the beginning of the line, prints,

[julia-users] Re: Updating a single output line in IJulia

Not a direct solution to your issue, but what can be done is, using Reactive.jl and Interact.jl, display a string signal in one cell (e.g, label = Input("qwerty")) and then in another cell push to that signal (e.g., push!(label, "new text")) which will readily update the text being displayed