Petrus Theron

When I try to transact a large number of attributes, sometimes I'll make a mistake and forget to specify cardinality. Datahike throws: ``` Execution error (ExceptionInfo) at datahike.db/transact-tx-data (db.cljc:1370). Incomplete...

Cost of d/connect and connection pooling

2

I'm seeing a ~100x performance speedup when calling `(d/connect ...)` once at startup vs. once per request, even without calling `d/release`. I expected a call to `d/connect` to be cheap...

How to run clj-3df?

7

Hi guys! This looks promising, but I can't figure out how to use it. I cloned the repo, am running a differential dataflow server. Updated Leiningen to fetch some newer...

Cljs: clj_3df.compiler.trace_bindings is undefined

2

Tried latest master https://github.com/comnik/clj-3df/commit/80fa1845053dc902f85e39bb94a102eba1b43fe2 .cljc files in a Cljs project. Getting some macro errors because trace-bindings is a macro. I'm guessing needs some :require-macros in the cljs version

IllegalArgumentException Don't know how to create ISeq from: clojure.lang.Symbol

2

I have a .lein-env file in my project. When I try to require environ.core, the following error is thrown, which prevents me from requiring environ again - I have to...

Building up Redis tx-data without actually executing

1

I have some business logic that needs to build up a sequence of side effects, including some Redis commands. How can I use Carmine to build up the commands that...

WsChatServer::from_registry() throws Illegal Instruction on ARM called from

1

This feels like an ordering issue in my code, or a bug in Actix 0.8.3. The following throws an illegal instruction on ARM when called from within `fn started(...)`: WsChatServer::from_registry()...

Paredit + You Are Awesome

16

Hi! This is awesome - thank you! How to integrate paredit support and rainbow parens? Clj/Cljs has been my primary scripting language for a while now, but it's a pain...

Warn when destructuring overrides function arguments, e.g. (fn [{:as data :keys [data]}] ...)]

7

I got caught by destructuring :some/keys and overriding the preceding argument with the same symbol, e.g. `(fn [{:as data :some/keys [id data]})`, `some/data` overrides `data` in the `:as` clause. The...

Just lost 2 hours because I was passing `(reitit.core/router my-routes)` to `(reitit.ring/ring-handler)` instead of passing `(reitit.ring/router my-routes)`. It's the second time this caught me over a two-year span. Could Reitit...