How can I conveniently dump a backpack or bag of holding?

Use an ender pouch and instead of dumping the items into your ae system, dump them into a sorting system. You may consider using filing cabinets instead of chests because it can store any item with the same item id aka ignoring metadata and nbt. And for quick access you can hook up storage buses to the filing cabinets

How exactly tech lover trait of vaulters work and when/where are shown benefits in result?

Are the Steam region locks backwards compatible? Are there any workarounds?

Is the set $\{ \int_0^x f\,\mathrm d\lambda\mid f(x)=0\}$ a Lebesgue-null set for $f\geq0$?

Number of Equilibrium Points in a system

Torus is the only closed orientable surface regularly covered by punctured plane

Dimension of intersection of three subspaces

Find all possible values of a natural number $n$ such that $a! + b! = 5^n$

Semialgebraic Morse-Sard Theorem - why are the critical points of a semi-algebraic map again semi-algebraic?

summation of sine angle in AP

Diffeomorphism of $S_n = \{(x,y,z,w) \in \mathbb{R}^4 \mid x^n+y^n+z^n+w^n=1\}$

Spectral clustering k, vs k-means k?

How to prove P(A ∪ B) = P(A) + P(B|A′)P(A′)?