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# Report
```
System.ArgumentException: An item with the same key has already been added. Key: [0, Avalonia.Controls.Generators.ItemContainerInfo]
at System.Collections.Generic.TreeSet`1.AddIfNot…
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Was running a script that traverses .data building up nodes in a doubly linked list/tree and got this crash, resulting in closing the file, basically:
```python
def foo(addr):
// check alread…
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### Describe the bug
Unexpectedly, under a small project using quarkus and graphql (reproducer below), the following fails to complete fine:
```
./mvnw clean quarkus:test
```
Of course, the…
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current repository implementation is in-memory object. it need to persist it into db, so we can add further improvement (eg cache only active records).
repository involved:
- [ ] material costin…
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Right now `CollectionFactory` allows to create a collection type, trying to find the most suitable implementation based on an concrete instance.
We have some use cases in AOT where we'd like to be…
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When I add the plugin
```
plugins {
application
kotlin("jvm") version Versions.kotlin
id("org.jetbrains.kotlin.plugin.serialization") version Versions.kotlin
id("io.ktor.plugin")…
dri94 updated
2 years ago
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Today `BytesRefHash.sort` takes a custom `Comparator` but we always pass it `BytesRef.getUTF8SortedAsUnicodeComparator()`.
---
Migrated from [LUCENE-7052](https://issues.apache.org/jira/browse/LUCE…
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I want to construct some tests depending on the tokens used in a specific rule of my grammar.
```java
void myrule() : {} {
|
}
```
So I have a jjt file and need to transform this in a jj…
wumpz updated
2 years ago
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Много непотокбезопасных полей
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文章链接点这里:[如何调度考生的座位](https://labuladong.github.io/article/fname.html?fname=座位调度)
评论礼仪 [见这里](https://mp.weixin.qq.com/s/YdSoYZS0QjZpbphQlpHyyA),违者直接拉黑。