How to repeat or concat two slice n times in one line via adapters?How to include and use Rust librariesHow do you send slices of a Vec to a task in rust?“borrowed value does not live long enough” when using the builder patternHow do I make my own adapter methods able to consume a trait object?Iterator adapter that counts repeated charactersBorrowed value doesn't live long enough, trying to expose iterators instead of concrete Vec representations of the dataHow do I add two Rust arrays element-wise?Can not iterate over vector of structs: a collection of type std::vec::Vec<Foo> cannot be built from an iterator over elements of type &FooFlattening a nested structureRust efficiently chunk large vector into a vector of vectors
What is the unit of time_lock_delta in LND?
How much of a wave function must reside inside event horizon for it to be consumed by the black hole?
What is the best way to deal with NPC-NPC combat?
A Note on N!
Negative Resistance
What is the term for a person whose job is to place products on shelves in stores?
Nails holding drywall
Are there moral objections to a life motivated purely by money? How to sway a person from this lifestyle?
What is purpose of DB Browser(dbbrowser.aspx) under admin tool?
Older movie/show about humans on derelict alien warship which refuels by passing through a star
Why do distances seem to matter in the Foundation world?
Why is the underscore command _ useful?
Retract an already submitted recommendation letter (written for an undergrad student)
How can I practically buy stocks?
Would the change in enthalpy (ΔH) for the dissolution of urea in water be positive or negative?
What is the most expensive material in the world that could be used to create Pun-Pun's lute?
Is there really no use for MD5 anymore?
"Whatever a Russian does, they end up making the Kalashnikov gun"? Are there any similar proverbs in English?
Co-worker works way more than he should
What does "function" actually mean in music?
Why must Chinese maps be obfuscated?
Do I need to watch Ant-Man and the Wasp and Captain Marvel before watching Avengers: Endgame?
What to do with someone that cheated their way through university and a PhD program?
Can a level 2 Warlock take one level in rogue, then continue advancing as a warlock?
How to repeat or concat two slice n times in one line via adapters?
How to include and use Rust librariesHow do you send slices of a Vec to a task in rust?“borrowed value does not live long enough” when using the builder patternHow do I make my own adapter methods able to consume a trait object?Iterator adapter that counts repeated charactersBorrowed value doesn't live long enough, trying to expose iterators instead of concrete Vec representations of the dataHow do I add two Rust arrays element-wise?Can not iterate over vector of structs: a collection of type std::vec::Vec<Foo> cannot be built from an iterator over elements of type &FooFlattening a nested structureRust efficiently chunk large vector into a vector of vectors
.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty height:90px;width:728px;box-sizing:border-box;
Can I do the same work by using iter adapters?
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
let length = buf_in.len() * mul;
let mut buf_out = Vec::with_capacity(length);
for i in 0..length
buf_out.push(buf_in[i%buf_in.len()]);
buf_out
rust
asked Mar 9 at 7:40
UrusaiUrusai
32
add a comment |
Can I do the same work by using iter adapters?
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
let length = buf_in.len() * mul;
let mut buf_out = Vec::with_capacity(length);
for i in 0..length
buf_out.push(buf_in[i%buf_in.len()]);
buf_out
rust
asked Mar 9 at 7:40
UrusaiUrusai
32
add a comment |
Can I do the same work by using iter adapters?
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
let length = buf_in.len() * mul;
let mut buf_out = Vec::with_capacity(length);
for i in 0..length
buf_out.push(buf_in[i%buf_in.len()]);
buf_out
rust
asked Mar 9 at 7:40
UrusaiUrusai
32
Can I do the same work by using iter adapters?
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
let length = buf_in.len() * mul;
let mut buf_out = Vec::with_capacity(length);
for i in 0..length
buf_out.push(buf_in[i%buf_in.len()]);
buf_out
rust
rust
asked Mar 9 at 7:40
UrusaiUrusai
32
asked Mar 9 at 7:40
UrusaiUrusai
32
asked Mar 9 at 7:40
UrusaiUrusai
32
asked Mar 9 at 7:40
UrusaiUrusai
32
asked Mar 9 at 7:40
UrusaiUrusai
32
32
add a comment |
add a comment |
1 Answer
1
active
oldest
votes
std::iter::repeat might help
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
std::iter::repeat(buf_in)
.take(mul)
.flatten()
.cloned()
.collect::<Vec<u8>>()
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
well looks awesome
– Urusai
Mar 9 at 14:17
add a comment |
Your Answer
StackExchange.ifUsing("editor", function ()
StackExchange.using("externalEditor", function ()
StackExchange.using("snippets", function ()
StackExchange.snippets.init();
);
);
, "code-snippets");
StackExchange.ready(function()
var channelOptions =
tags: "".split(" "),
id: "1"
;
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function()
// Have to fire editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled)
StackExchange.using("snippets", function()
createEditor();
);
else
createEditor();
);
function createEditor()
StackExchange.prepareEditor(
heartbeatType: 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader:
brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
allowUrls: true
,
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true
);
);
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function ()
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f55075132%2fhow-to-repeat-or-concat-two-slice-n-times-in-one-line-via-adapters%23new-answer', 'question_page');
);
Post as a guest
Required, but never shown
1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
std::iter::repeat might help
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
std::iter::repeat(buf_in)
.take(mul)
.flatten()
.cloned()
.collect::<Vec<u8>>()
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
well looks awesome
– Urusai
Mar 9 at 14:17
add a comment |
std::iter::repeat might help
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
std::iter::repeat(buf_in)
.take(mul)
.flatten()
.cloned()
.collect::<Vec<u8>>()
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
well looks awesome
– Urusai
Mar 9 at 14:17
add a comment |
std::iter::repeat might help
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
std::iter::repeat(buf_in)
.take(mul)
.flatten()
.cloned()
.collect::<Vec<u8>>()
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
std::iter::repeat might help
fn mutiply_bytes(buf_in: &[u8], mul: usize) -> Vec<u8>
std::iter::repeat(buf_in)
.take(mul)
.flatten()
.cloned()
.collect::<Vec<u8>>()
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
answered Mar 9 at 10:16
ArtemiyArtemiy
688415
688415
well looks awesome
– Urusai
Mar 9 at 14:17
add a comment |
well looks awesome
– Urusai
Mar 9 at 14:17
well looks awesome
– Urusai
Mar 9 at 14:17
well looks awesome
– Urusai
Mar 9 at 14:17
add a comment |
Thanks for contributing an answer to Stack Overflow!
- Please be sure to answer the question. Provide details and share your research!
But avoid …
- Asking for help, clarification, or responding to other answers.
- Making statements based on opinion; back them up with references or personal experience.
To learn more, see our tips on writing great answers.
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function ()
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f55075132%2fhow-to-repeat-or-concat-two-slice-n-times-in-one-line-via-adapters%23new-answer', 'question_page');
);
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function ()
StackExchange.helpers.onClickDraftSave('#login-link');
);
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
