blob

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How to manipulate a BLOB in Java?

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?[详细]

2023-04-13 06:01 分类：问答
HTML5 Binary File Writing w/ Base64

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)[详细]

2023-04-13 01:42 分类：问答
How add BLOB type in Doctrine 2 using Symfony 2

In Symfony 2 I generate a Bundle for storing any type of document into database, but I need the BLOB column type.[详细]

2023-04-12 16:48 分类：问答
Save IPL_DEPTH_IMAGE for later processing

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[详细]

2023-04-12 06:50 分类：问答
Blob data replace '+' with space

I have an iphone app that converts a image into NSData & then converts into base64 encoded string.[详细]

2023-04-12 02:08 分类：问答
Does Oracle occi have any memory bugs when writing blobs using stored procedures via stream?

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:[详细]

2023-04-11 05:43 分类：问答
display image - blob - not correct

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.[详细]

2023-04-11 02:38 分类：问答
BLOB's in SQL that stores a Video file

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[详细]

2023-04-10 15:31 分类：问答
php resize blob image

开发者_运维百科I am echoing the data received from a blob column from mysql like this: <?php[详细]

2023-04-10 15:00 分类：问答
How can I convert a BufferedImage object into an InputStream or a BLOB?

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[详细]

2023-04-10 05:18 分类：问答