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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...le（中断描述符表）：用于存在 gate descriptor 的表格
在 32 位保护模式下，每个 gate descriptor 是 8 bytes 宽，在 64 位模式下 gate descriptor 被扩充为 16 bytes, 同时 64 位模式下不存在 task gate descriptor，因此在 64 位下的 IDT 只允许存放 int...
When is CRC more appropriate to use than MD5/SHA1?
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To reduce any long hash to 32 bits, just take the first 32 bits.
– orip
May 24 '10 at 20:44
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Difference between >>> and >>
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Ziggy
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answered May 11 '10 at 14:07
danbendanben
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How do I shutdown, restart, or log off Windows via a bat file?
... are in no particular order.
The -f option from JosephStyons
Using rundll32 from VonC
The Run box from Dean
Remote shutdown from Kip
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How can I convert String to Int?
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Try this:
int x = Int32.Parse(TextBoxD1.Text);
or better yet:
int x = 0;
Int32.TryParse(TextBoxD1.Text, out x);
Also, since Int32.TryParse returns a bool you can use its return value to make decisions about the results of the parsing attemp...
“No such file or directory” error when executing a binary
....so.2]
I was missing the /lib/ld-linux.so.2 file, which is needed to run 32-bit apps. The Ubuntu package that has this file is libc6-i386.
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How does this print “hello world”?
... | h
5-bit codification
For 5 bits, it is posible to represent 2⁵ = 32 characters. English alphabet contains 26 letters, this leaves room for 32 - 26 = 6 symbols
apart from letters. With this codification scheme you can have all 26 (one case) english letters and 6 symbols (being space among ...
URL query parameters to dict python
...ib import parse
>>> url = "http://www.example.org/default.html?ct=32&op=92&item=98"
>>> parse.urlsplit(url)
SplitResult(scheme='http', netloc='www.example.org', path='/default.html', query='ct=32&op=92&item=98', fragment='')
>>> parse.parse_qs(parse.urlspli...
Is the sizeof(some pointer) always equal to four?
..., pointers will be size 2 on a 16-bit system (if you can find one), 4 on a 32-bit system, and 8 on a 64-bit system, but there's nothing to be gained in relying on a given size.
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Android SDK on a 64-bit linux machine
...on a 64-bit linux machine. The available SDK downloads seem to be just for 32-bit versions of Linux.
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