peek

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Devel::Peek Question

% perl -Ilib -MDevel::Peek -le \'$a=\"34567\"; $a=~s/...//; Dump($a)\' SV = PV(0x8171048) at 0x8186f48# repl开发者_如何学运维aced \"12345\" with \"34567\"[详细]

2023-03-24 09:54 分类：问答
Selecting specific object in queue ( ie peek +1)

if Peek returns the next object in a queue, is there a method I can use to get a specific object?For example, I want to find the third object in the queue and change one of its values?[详细]

2023-03-08 08:35 分类：问答
Why is peeking into BLOBs via getBytes(long pos, int length) so slow on an H2 database?

I have an application that needs to peek into blobs get out small numbers of bytes (via getBytes(long pos, int length)).The blobs are ~30MB.When I ask for bytes near the beginning of the blob, the per[详细]

2023-02-08 10:27 分类：问答
Peeking an MSMQ Outgoing Queue with JScript

I created a script to monitor a set of queues, and, while it works perfectly with Remote Private Queues, it doesn\'t work with Outgoing Queues. I made an experiment by removing everything but the esse[详细]

2023-01-10 15:56 分类：问答
Can I peek on a BufferedReader?

Is there a way to check if in BufferedReader object is something to read? Something like C++ cin.peek()开发者_C百科. Thanks.You can use a PushbackReader. Using that you can read a character, then unre[详细]

2022-12-25 03:15 分类：问答
Is there any way to "peek" at a file while it's uploading through HTTP onto a Windows box?

I need to add a file upload function to an ASP.NET website and would like to be able to read a small portion of the file on the server while it\'s still uploading.A peek or preview type function so I[详细]

2022-12-23 06:12 分类：问答
Traversing Scheme function as a list

Isn\'t it possible to treat functions in Scheme as any other list? Basically, what开发者_开发知识库 I want do to is something like this:[详细]

2022-12-21 23:05 分类：问答
C#: Implementing NetworkStream.Peek?

Currently, there isn\'t a NetworkStream.Peek m开发者_如何学编程ethod in C#. What is the best way of implementing such a method which functions just like NetworkStream.ReadByte except that the returned[详细]

2022-12-19 16:24 分类：问答
Windows7 taskbar thumbnail without showing a window

Is it possible to \"mark\" my program as active in the windows7 taskbar without actually showing a window and even provide a开发者_开发百科 thumbnail picture?[详细]

2022-12-19 00:20 分类：问答
C equivalent to fstream's peek

I know in C++, you\'re able to peek at the next charac开发者_运维百科ter by using: in.peek();.[详细]

2022-12-17 11:06 分类：问答