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编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
... pInfo)
{
struct { unsigned int magic; void* object, _ThrowInfo* info } Params;
Params throwParams =
{
0x19930520,
pObj,
pInfo
}
RaiseException(0xE06D7363, 1, 3, (const ULONG_PTR*)&throwParams);
}
现在，关于编译器如何处理抛出异常语句，我们还看到最后...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
... pInfo)
{
struct { unsigned int magic; void* object, _ThrowInfo* info } Params;
Params throwParams =
{
0x19930520,
pObj,
pInfo
}
RaiseException(0xE06D7363, 1, 3, (const ULONG_PTR*)&throwParams);
}
现在，关于编译器如何处理抛出异常语句，我们还看到最后...
Rails: fields_for with index?
...ite simple as the solution is provided within Rails. You can use f.options params. So, inside your rendered _some_form.html.erb,
Index can be accessed by:
<%= f.options[:child_index] %>
You don't need to do anything else.
Update: It seems that my answer wasn't clear enough...
Original...
jQuery Plugin: Adding Callback functionality
...
@David How to add callback parameter, I want to do this $('.elem').myPlugin({ callback: function (param) { // some action } });
– Jeaf Gilbert
Jul 15 '12 at 4:48
...
How do I get a human-readable file size in bytes abbreviation using .NET?
...gabytes, or gigabytes, depending on the size.
/// </summary>
/// <param name="filelength">The numeric value to be converted.</param>
/// <returns>the converted string</returns>
public static string StrFormatByteSize (long filesize) {
StringBuilder sb = new StringBu...
Effective way to find any file's Encoding
...etection of the text file's endianness fails.
/// </summary>
/// <param name="filename">The text file to analyze.</param>
/// <returns>The detected encoding.</returns>
public static Encoding GetEncoding(string filename)
{
// Read the BOM
var bom = new byte[4];
...
When to use std::size_t?
...a;
[...]
// calculate the index that should be used;
size_t i = calc_index(param1, param2);
// doing calculations close to the underflow of an integer is already dangerous
// do some bounds checking
if( i - 1 < 0 ) {
// always false, because 0-1 on unsigned creates an underflow
return LE...
How to convert TimeStamp to Date in Java?
...
Just make a new Date object with the stamp's getTime() value as a parameter.
Here's an example (I use an example timestamp of the current time):
Timestamp stamp = new Timestamp(System.currentTimeMillis());
Date date = new Date(stamp.getTime());
System.out.println(date);
...
WebException how to get whole response with a body?
...Otherwise just rethrows the original message.
/// </summary>
/// <param name="wex">The web exception.</param>
/// <exception cref="WebException"></exception>
/// <remarks>
/// By default, on protocol errors, the body is not included in web exceptions.
/// ...
TypeScript and field initializers
...if you don't pass a field.
You can also mix it with required constructor parameters too -- stick fields on the end.
About as close to C# style as you're going to get I think (actual field-init syntax was rejected). I'd much prefer proper field initialiser, but doesn't look like it will happen ye...