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boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术
..."aa";
set.insert(p1);
TParam *p2 = new TParam();
strcpy_s(p2->ID, "bb");
//p2->ID = "bb";
set.insert(p2);
TParamSetByID::iterator it = set.find("aa");
if (it != set.end())
printf("found.");
else
printf("not found");
return 0;
}
当然比较器使用std::less<std::st...
Microsoft Excel mangles Diacritics in .csv files?
...te Order Mark as its first three octets. These are the hex values 0xEF, 0xBB, 0xBF. These octets serve to mark the file as UTF8 (since they are not relevant as "byte order" information).1 If this BOM does not exist, the consumer/reader is left to infer the encoding type of the text. Readers that...
Why is `std::move` named `std::move`?
...4testRiS_: ## @_Z4testRiS_
.cfi_startproc
## BB#0:
pushq %rbp
Ltmp0:
.cfi_def_cfa_offset 16
Ltmp1:
.cfi_offset %rbp, -16
movq %rsp, %rbp
Ltmp2:
.cfi_def_cfa_register %rbp
movl (%rsi), %eax
movl %eax, (%rdi)
popq %rbp
ret...
RSA Public Key format
...33F6E805A4FD3B36CA68E94D7B974621162169C71538A539372E27F3F51DF3B08B2E111C2D6BBF9F5887F13A8DB4F1EB6DFE386C92256875212DDD00468785C18A9C96A292B067DDC71DA0D564000B8BFD80FB14C1B56744A3B5C652E8CA0EF0B6FDA64ABA47E3A4E89423C0212C07E39A5703FD467540F874987B209513429A90B09B049703D54D9A1CFE3E207E0E69785969CA5BF5...
How to easily map c++ enums to strings
...include <iostream>
using boost::assign::map_list_of;
enum eee { AA,BB,CC };
const boost::unordered_map<eee,const char*> eeeToString = map_list_of
(AA, "AA")
(BB, "BB")
(CC, "CC");
int main()
{
std::cout << " enum AA = " << eeeToString.at(AA) << std::...
Is it possible to write data to file using only JavaScript?
... + strMimeType + "charset=utf-8," + escape(strData);
if (window.MSBlobBuilder) { // IE10
var bb = new MSBlobBuilder();
bb.append(strData);
return navigator.msSaveBlob(bb, strFileName);
} /* end if(window.MSBlobBuilder) */
if ('download' in a) { //FF20, CH19
...
Compile time string hashing
...03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
...
How to create file execute mode permissions in Git on Windows?
...>git add foo.sh
C:\Temp\TestRepo>git ls-files --stage
100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 foo.sh
As you note, after adding, the mode is 0644 (ie, not executable). However, we can mark it as executable before committing:
C:\Temp\TestRepo>git update-index --chmod=+x f...
How do I set the rounded corner radius of a color drawable using xml?
...0dp"
android:topRightRadius="30dp" />
<solid android:color="#1271BB" />
<stroke
android:width="5dp"
android:color="#1271BB" />
<padding
android:bottom="1dp"
android:left="1dp"
android:right="1dp"
android:top="1dp" /></shape>
...
Flatten nested dictionaries, compressing keys
...ations that the original poster needs to consider:
Are there keyspace clobbering issues? For example, {'a_b':{'c':1}, 'a':{'b_c':2}} would result in {'a_b_c':???}. The below solution evades the problem by returning an iterable of pairs.
If performance is an issue, does the key-reducer function (wh...