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# 146. LRU 缓存机制
## 入选理由
暂无
## 题目地址
[https://leetcode-cn.com/problems/lru-cache/](https://leetcode-cn.com/problems/lru-cache/)
## 前置知识
暂无
## 题目描述
```
运用你所掌握的数据结构,设计和实现一个…
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we are trying to update our nginx from 1.20 to 1.24 or 1.25 with latest lua nginx. but facing issue in doing so .
Using the latest stable version
https://github.com/openresty/lua-nginx-module/arc…
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Hi I'm getting the following segfault:
```
Please submit a bug report with steps to reproduce this fault, and any error messages that follow (in their entirety). Thanks.
Exception: EXCEPTION_ACCESS…
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Hello everyone,
I am building a high-performance asynchronous forward proxy with tokio. I started using hickory resolver for the DNS resolution part and so far I like it a lot. For example, I reall…
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DO 7.0
Sorry, can not reproduce in test environment
Catch this exception three times
```
System.ArgumentNullException: Value cannot be null. (Parameter 'node')
at System.Collections.Generic.…
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https://github.com/vitessio/vitess/blob/master/go/cache/lru_cache.go
they have added a cost
type LRUCache struct {
mu sync.Mutex
// list & table contain *entry objects.
list *list.List
t…
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When i open WIFI ADB Tab in android studio showing error in event log IllegalArgumentException: Argument for @NotNull parameter 'devices' of adb/wifi/woaiwhz/presenter/RootPresenter.lruCache must not…
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Setting the `maxSqlCacheSize` to 0 is allowed according to the SupportSQLiteDatabase database [docs](https://developer.android.com/reference/androidx/sqlite/db/SupportSQLiteDatabase.html#setMaxSqlCach…
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在LRUCahce实现一中的remove方法有一个疑问:
首先通过Hash找到Key对应的数组位置,然后将其置为NULL
但是为什么会有一个QUEUE.poll() 方法,remove的Node不一定就是QUEUE的头结点啊
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