我一直试图在我的红帽工作站上安装一个C# IDE或C#编程支持,但没有成功。我没能让Monodevelop跑。现在,我在eclipse的emonic插件安装上得到了这些错误:
An error occurred while collecting items to be installed
session context was:(profile=PlatformProfile, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Unknown Host: http://interna
我试图为我的vm实例从本教程中创建一个tpu,但是得到了以下错误消息:
ERROR: (gcloud.compute.tpus.create) PERMISSION_DENIED: Location europe-west1-b is not found or access is unauthorized.
我已经启用了vm可以拥有的所有访问权限,但我仍然存在此错误。
假设有“单击”表,其中包含用户的单击。现在我要选择每个社交网络的总点击量:
UPD: refererHost列包含任何参考主机,而不仅仅是社交网络主机。
SELECT
c.refererHost as referer,
COUNT(c.id) as clicks
FROM clicks c
WHERE c.referrerHost REGEXP 'facebook|google|linkedin'
GROUP BY referer
ORDER BY clicks desc
但是问题是,referer字段将包