I have a DB procedure which returns a BLOB. Can anyone tell me how to m开发者_StackOverflow中文版anipulate the BLOB? Is there any specific API for this?
as you know HTML 5 offers a nice FileAPI. I have built a system where user recieves a Base64 encoded string, needs to be written on the disk (Has proper permissions, because it is a Google Chrome App)
In Symfony 2 I generate a Bundle for storing any type of document into database, but I need the BLOB column type.
Is there a way to store an image开发者_如何学编程 with IPL_DEPTH_IMAGE depth on the hdd for later processing? If I save it with cvSaveImage or the cvBlobs render function it gets converted to 8bit and
I have an iphone app that converts a image into NSData & then converts into base64 encoded string.
The function below will produce some kind of memory corruption that will cause an exception (which cannot be identified since memory is corrupted) while doing another call:
somewhere I\'m going terribly wrong.I\'m trying to display an image from a MySQL table in php.I\'ll start from the beginning.
I am hoping someone can explain how to use BLOBs. I see that BLOBs can be used to store video files. My question is why would a person store a video file in a BLOB in a SQL database? What are the adva
开发者_运维百科I am echoing the data received from a blob column from mysql like this: <?php
I am trying to store an image uploaded by the user into the database with a LONGBLOB attribute... I ran into a problem with a Prepa开发者_JS百科redStatement that has two methods to set a blob which ar
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