There are a few ways to prevent these:

    ```Python hl_lines="10"
    {!> ../../../docs_src/header_params/tutorial002.py!}
    ```

!!! warning "Achtung"
    Bevor Sie `convert_underscores` auf `False` setzen, bedenken Sie, dass manche HTTP-Proxys und Server die Verwendung von Headern mit Unterstrichen nicht erlauben.

## Doppelte Header

Es ist möglich, doppelte Header zu empfangen. Also den gleichen Header mit unterschiedlichen Werten.

  version = "5.0.0-SNAPSHOT"

  repositories {
    mavenCentral()
    google()
  }

  tasks.create("downloadDependencies") {
    description = "Download all dependencies to the Gradle cache"
    doLast {
      for (configuration in configurations) {
        if (configuration.isCanBeResolved) {
          configuration.files
        }
      }
    }
  }

  normalization {

        "CODEQL_ACTION_RUN_MODE",
        "CODEQL_ACTION_VERSION",
        "CODEQL_DIST",
        "CODEQL_PLATFORM",
        "CODEQL_RUNNER"
    )

    private
    val architecture = System.getProperty("os.arch").toLowerCase()

    val isCiServer = CI_ENVIRONMENT_VARIABLE in System.getenv()
    val isTravis = "TRAVIS" in System.getenv()
    val isGhActions = "GITHUB_ACTIONS" in System.getenv()

    }
  }
}

/**
 * Attempts to exhaust this, returning true if successful. This is useful when reading a complete
 * source is helpful, such as when doing so completes a cache body or frees a socket connection for
 * reuse.
 */
internal fun Source.discard(
  timeout: Int,
  timeUnit: TimeUnit,
): Boolean =
  try {
    this.skipAll(timeout, timeUnit)

- [`KT-63471`](https://youtrack.jetbrains.com/issue/KT-63471) linkDebugTestIosX64 Failed to build cache: NoSuchFileException bitcode_deps
- [`KT-63789`](https://youtrack.jetbrains.com/issue/KT-63789) Native: Incremental compilation problem with compose

### Tools. CLI

- [`KT-64485`](https://youtrack.jetbrains.com/issue/KT-64485) CLI: cache and optimize parsing of command-line arguments

### Tools. Gradle

    taskFaker.runNextTask()

    // The rebuild is retried on cache hits and on cache edits.
    val snapshot = cache["b"]!!
    snapshot.close()
    assertThat(cache.edit("d")).isNull()
    assertThat(taskFaker.isIdle()).isFalse()

    // On cache misses, no retry job is queued.
    assertThat(cache["c"]).isNull()
    assertThat(taskFaker.isIdle()).isFalse()

Pavlo Shevchenko <******@****.***> 1712149508 +0200

    val headers =
      Headers.headersOf(
        "cache-control",
        "no-store",
        "Cache-Control",
        "no-cache",
      )
    val headerMap = headers.toMultimap()
    assertThat(headerMap["cache-control"]!!.size).isEqualTo(2)
    assertThat(headerMap["Cache-Control"]!!.size).isEqualTo(2)
  }

  }

  @Test
  fun cache() {
    val cache = Cache(File("/cache/"), Integer.MAX_VALUE.toLong())
    cache.initialize()
    cache.delete()
    cache.evictAll()
    val urls: MutableIterator<String> = cache.urls()
    val writeAbortCount: Int = cache.writeAbortCount()
    val writeSuccessCount: Int = cache.writeSuccessCount()
    val size: Long = cache.size()
    val maxSize: Long = cache.maxSize()