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C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
... public Programmer(string name, bool sex, string language)
: base(name, sex)
{
this.Language = language;
}
public override string ToString()
{
return base.ToString() + "\t编程语言：" + this.Language;
}
}
...
What does void* mean and how to use it?
...ne commonly cited example is the library function qsort:
void qsort(void *base, size_t nmemb, size_t size,
int (*compar)(const void *, const void *));
base is the address of an array, nmemb is the number of elements in the array, size is the size of each element, and compar is a point...
Git branching: master vs. origin/master vs. remotes/origin/master
...r was over there last time I checked"
master is "where master is over here based on what I have been doing"
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How can I use NSError in my iPhone App?
...
I would like to add some more suggestions based on my most recent implementation. I've looked at some code from Apple and I think my code behaves in much the same way.
The posts above already explain how to create NSError objects and return them, so I won't bother w...
How to set default values in Rails?
...g .allocate was about model objects loaded with existing data from the database. (And it's a terrible idea for ActiveRecord to work that way, IMO. But that's beside the point.)
– SFEley
Mar 10 '11 at 7:55
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Is it possible for a computer to “learn” a regular expression by user-provided examples?
...ok up the specification for product codes and write the regular expression based on the specification, rather than trying to infer the regex from a limited set of sample product codes (regardless of whether a person or a program is trying to infer the regex).
– Jan Goyvaerts
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Matplotlib: draw grid lines behind other graph elements
...unclear how to apply andrew cooke's answer, so this is a complete solution based on that:
ax.set_axisbelow(True)
ax.yaxis.grid(color='gray', linestyle='dashed')
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Parsing a comma-delimited std::string [duplicate]
...csv_reader(): std::ctype<char>(get_table()) {}
static std::ctype_base::mask const* get_table() {
static std::vector<std::ctype_base::mask> rc(table_size, std::ctype_base::mask());
rc[','] = std::ctype_base::space;
rc['\n'] = std::ctype_base::space;
rc...
Finding which process was killed by Linux OOM killer
...n Linux runs out of memory (OOM), the OOM killer chooses a process to kill based on some heuristics (it's an interesting read: http://lwn.net/Articles/317814/ ).
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Visualizing branch topology in Git
...etty=format:"%x1b[31m%h%x09%x1b[32m%d%x1b[0m%x20%s"
This will print text-based representation like this:
* 040cc7c (HEAD, master) Manual is NOT built by default
* a29ceb7 Removed offensive binary file that was compiled on my machine and was hence incompatible with other machines.
| * ...