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Default function arguments in Rust
...default argument rules).
You could also use an "arguments" struct and the From/Into traits:
pub struct FooArgs {
a: f64,
b: i32,
}
impl Default for FooArgs {
fn default() -> Self {
FooArgs { a: 1.0, b: 1 }
}
}
impl From<()> for FooArgs {
fn from(_: ()) -> ...
Orchestration vs. Choreography
...are the differences between service orchestration and service choreography from an intra-organization point of view.
10 Ans...
Unit tests vs Functional tests
.... He has the builder's perspective.
As a summary,
Unit Tests are written from a programmers perspective. They are made to ensure that a particular method (or a unit) of a class performs a set of specific tasks.
Functional Tests are written from the user's perspective. They ensure that the system i...
Grouping functions (tapply, by, aggregate) and the *apply family
...
@grautur I was actively pruning things from this answer to avoid it being (a) too long and (b) a re-write of the documentation. I decided that while aggregate, by, etc. are based on *apply functions, the way you approach using them is different enough from a users...
JSON.stringify without quotes on properties?
...SON string via native function and reserialize it:
function stringify(obj_from_json) {
if (typeof obj_from_json !== "object" || Array.isArray(obj_from_json)){
// not an object, stringify using native function
return JSON.stringify(obj_from_json);
}
// Implements recursiv...
What requirement was the tuple designed to solve?
...e on one tuple type for the framework so that every language could benefit from them.
However, there is at this point no language support for tuples in C#. Tuples are just another data type like any other framework class; there's nothing special about them. We are considering adding better support...
Deleting all pending tasks in celery / rabbitmq
...
From the docs:
$ celery -A proj purge
or
from proj.celery import app
app.control.purge()
(EDIT: Updated with current method.)
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How to track untracked content?
...ists in the index. The solution is to temporarily remove the gitlink entry from the index and then add the submodule:
git rm --cached vendor/plugins/open_flash_chart_2
git submodule add git://github.com/korin/open_flash_chart_2_plugin.git vendor/plugins/open_flash_chart_2
This will use your exist...
JPA OneToMany not deleting child
...All works well, only that child records are not deleted when I remove them from the collection.
8 Answers
...
Difference between List, List, List, List, and List
...ough String is a subset of Object, but List<String> is not inherited from List<Object>.
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