metadata

问题 We get the webpage timing info using w3c navigation API. we get the resource information using the resource timing API. Now, how to get the size of the webpage. It appears that if I know when the page loaded, etc, I should know when the last byte was downloaded -- this should be enough to give me the length/size of the page. How do I get this length/size ? 回答1: Found the answer at : How to get current page size in KB using just javascript?. User @Stev has answered it document

问题 I'm looking to extract the type hint information of a function's arguments, but I can't seem to find a way to access that information. For example, say I have the following function: (defn ^Double do-something [^String a, ^String b] 5.0) Pulling the tag is straightforward: (:tag (meta #'do-something)) ; => java.lang.Double For the arguments, however, something like this won't work: (:arglists (meta #'do-something)) ; => ([a b]) This just gives me the arguments and not the type information. Is

问题 I am trying to querying some sql statment againest oracle database. I am using Java ResultSetMetaData to get column alias names (through: rsmd.getColumnLable() ) The query looks like: select part_id partId, part_num partNumber from tbl; But the result set meta-data returns for me the aliases as partid and partnumber respectively ... But I need to get the aliases in the same characters case the user choose, so I need to get it as partId and partNumber respectively. How to accomplish that?

问题 I have a few hundred Word templates (DOTX) on a SharePoint site. Many teams of users work with these templates. When a user needs to customize this documentation, they click a special link on SharePoint to generate a new document (DOCX) from the template they choose. This new document file always needs to be "linked" back to its template file on SharePoint. If the document loses that link, it won’t work correctly and is considered “broken”. When documents break, I need to re-establish the

问题 I am trying to add metadata to my synthetically generated and save it to camera roll by using the Photos framework. I got the saving and editing working but I just can seem to figure out how to add metadata. I have tried many approaches like adding the metadata by creating a CoreGraphics image (see code below). All these approaches do not give me an error but I just cannot see the metadata when I open the image on my Mac. Can anyone point me in the right direction here? PHPhotoLibrary

问题 I am trying to add metadata to my synthetically generated and save it to camera roll by using the Photos framework. I got the saving and editing working but I just can seem to figure out how to add metadata. I have tried many approaches like adding the metadata by creating a CoreGraphics image (see code below). All these approaches do not give me an error but I just cannot see the metadata when I open the image on my Mac. Can anyone point me in the right direction here? PHPhotoLibrary

问题 Trying to get meta_data that i have set on all my items in an s3 bucket. Which can be seen in the screenshot and below is the code I'm using. The two get_metadata calls return None. Any idea's boto.Version '2.5.2' amazon_connection = S3Connection(ec2_key, ec2_secret) bucket = amazon_connection.get_bucket('test') for key in bucket.list(): print " Key %s " % (key) print key.get_metadata("company") print key.get_metadata("x-amz-meta-company") 回答1: bucket.list() does not return metadata. try this

问题 This question already has answers here : Closed 6 years ago . Possible Duplicate: Access metadata (exif tags) of image taken by UIImagePickerController - iOS/iPhone How to get image metadata in ios I have some image file in the iOS application local folder. How can i get it's metadata? 回答1: You can use the ImageIO Framework like explained in QA1654: To access the image properties you: create a CGImageSourceRef for your image. get a copy of the image properties dictionary by calling

问题 This question already has answers here : Closed 6 years ago . Possible Duplicate: Access metadata (exif tags) of image taken by UIImagePickerController - iOS/iPhone How to get image metadata in ios I have some image file in the iOS application local folder. How can i get it's metadata? 回答1: You can use the ImageIO Framework like explained in QA1654: To access the image properties you: create a CGImageSourceRef for your image. get a copy of the image properties dictionary by calling

问题 I don't understand MEF very well, so hopefully this is a simple fix of how I think it works. I'm trying to use MEF to get some information about a class and how it should be used. I'm using the Metadata options to try to achieve this. My interfaces and attribute looks like this: public interface IMyInterface { } public interface IMyInterfaceInfo { Type SomeProperty1 { get; } double SomeProperty2 { get; } string SomeProperty3 { get; } } [MetadataAttribute] [AttributeUsage(AttributeTargets