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Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
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获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...0x41000，则最后的簇的地址是 0x41000+0x5600=0x46600 。
范例运行时的情景
工程运行完后，一个文件被创建：D:/hello.doc 。用 MS Word 打开它：
恢复后的文件数据
至于 FAT32 文件系统的数据恢复，跟上面的方法有一些不同。主要...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，那么也就不会让程序挂掉了。
正如下面的代码，可以运行一点也不会crash掉（你汇编一下你会看到用的都是lea指令）：
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struct test{
int i;
short c;
c...
重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...
...构吧。
重构和性能的关系？
虽然重构可能使软件运行更慢，但它也使软件的性能优化更容易。除了对性能有严格要求的实时系统，其他任何情况下”编写快速软件“的秘密就是：首先写出可调的软件，然后调整它以求获...
how to check the dtype of a column in python pandas
...empty pd.Series or pd.DataFrames but has another problems.
First - it is unable to differ some dtypes:
df = pd.DataFrame({'prd' :[pd.Period('2002-03','D'), pd.Period('2012-02-01', 'D')],
'str' :['s1', 's2'],
'cat' :[1, -1]})
df['cat'] = df['cat'].astype('c...
Change key pair for ec2 instance
...rized_key and delete the old key.
Answer to Shaggie remark:
If you are unable to connect to the instance (e.g. key is corrupted) than use the AWS console to detach the volume (http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-detaching-volume.html) and reattach it to working instance, than...
How can I install pip on Windows?
...dly proxy that forwards to the nasty proxy. http://cntlm.sourceforge.net/
Unable to find vcvarsall.bat
Python modules can be partly written in C or C++. Pip tries to compile from source. If you don't have a C/C++ compiler installed and configured, you'll see this cryptic error message.
Error: ...
Can I change the root EBS device of my amazon EC2 instance?
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I have an instance matching this description, which is unable to boot ("Unable to find root device") after detaching and reattaching the root device. I want to try this answer, but if I don't attach it as /dev/sda1 then AWS refuses to start my instance. Is there some other settin...
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
...限级别里执行，也就是说 interrupt handler 会在特权级别里运行。这表示：interrupt handler 里的权限至少不低于访问者的权限
在调用 interrupt handler 中并不使用 selector 来访问 gate 而是使用使用 vector 来访问 gate，因此中断权限控制中...
Resolve Type from Class Name in a Different Assembly
... if (!throwOnError) return null;
else throw new Exception($"Unable to parse the type's assembly qualified name: {assemblyQualifiedName}");
string typeName = match.Groups["name"].Value;
int n = int.Parse(match.Groups["count"].Value);
string asmName = match.Grou...