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Published on 2010-04-14T11:27:46Z
Indexed on
2010/04/14
11:43 UTC
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Hit count: 370
Example (native GIF header):
GIF89a (47 49 46 38 39 61)
I want to read this file, and shift its hex content (--++ pattern)
FHG98` (46 48 47 39 38 60)
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I’ve run into the problem a few times now: How to pre-authenticate .NET WebRequest calls doing an HTTP call to the server – essentially send authentication credentials on the very first request instead of waiting for a server challenge first? At first glance this sound like it should be easy:…
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Man I can't believe this. I'm still mucking around with OFX servers and it drives me absolutely crazy how some these servers are just so unbelievably misconfigured. I've recently hit three different 3 major brokerages which fail HTTP validation with bad or corrupt certificates at least according to…
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The dynamic type in C# 4.0 is a welcome addition to the language. One thing I’ve been doing a lot with it is to remove explicit Reflection code that’s often necessary when you ‘dynamically’ need to walk and object hierarchy. In the past I’ve had a number of ReflectionUtils that used string based expressions…
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I’ve written quite a bit about Visual FoxPro interoperating with .NET in the past both for ASP.NET interacting with Visual FoxPro COM objects as well as Visual FoxPro calling into .NET code via COM Interop. COM Interop with Visual FoxPro has a number of problems but one of them at least got a lot…
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Here’s a nice and simple path utility that I’ve needed in a number of applications: I need to find a relative path based on a base path. So if I’m working in a folder called c:\temp\templates\ and I want to find a relative path for c:\temp\templates\subdir\test.txt I want to receive back subdir\test…
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I have a set of hex values in an array in PHP. On my page, I have a slider which the user can "slide" to return a value between 1-100. I want to then, based on this slider value, swap all the colors in the array based on the colors "next" color based on the position in the array. An example of the…
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I'm running this example program and I'm suppossed to be able to tell from the output what machine type it is. I'm certain it's from inspecting one or two values but how should I perform this inspection?
/* pointers.c - Test pointers
* Written 2012 by F Lundevall
* Copyright abandoned. This file…
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157,453796 = hex 18068A
157,455093 = hex 180697
71,5037 = hex E91D00
71,506104 = hex E93500
71,507103 = hex E93F00
0 = hex 000000
I know exactly what it is not IEEE 754
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Im tring to do an XOR on 2 hex numbers to create a unique hex number
ex. 7F4 ^ 65D which would equal 1A9
I understand how the XOR should work but every time I try to convert the string hex number:
string hex1 = "7F4";
int hexInt = Convert.ToInt32(hex1, 16);
I end up with a number: 2036
How do…
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I am using an ItemsControl to display a List<byte> in hex. The ItemsPanelTemplate is a UniformGrid with a fixed number of columns:
<ItemsControl
HorizontalAlignment="Left"
VerticalAlignment="Top"
ItemsSource="{Binding}">
<ItemsControl.ItemsPanel>
<ItemsPanelTemplate>
…
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