大约有 48,000 项符合查询结果（耗时：0.0522秒） [XML]
What is the use for Task.FromResult in C#
....
I found this example:
public class TextResult : IHttpActionResult
{
string _value;
HttpRequestMessage _request;
public TextResult(string value, HttpRequestMessage request)
{
_value = value;
_request = request;
}
public Task<HttpResponseMessage> Execu...
Objective-C: Property / instance variable in category
...untime.h>
static void *MyClassResultKey;
@implementation MyClass
- (NSString *)test {
NSString *result = objc_getAssociatedObject(self, &MyClassResultKey);
if (result == nil) {
// do a lot of stuff
result = ...;
objc_setAssociatedObject(self, &MyClassResultKey, result, O...
Reading file contents on the client-side in javascript in various browsers
... if it can get to the server, it can get back to the browser, just with an extra round trip. Given the work that is going into making offline mode work for web apps, this would be a reasonable feature.
– Brian Campbell
Apr 16 '09 at 2:31
...
How to view files in binary from bash?
...
vi your_filename
hit esc
Type :%!xxd to view the hex strings, the n :%!xxd -r to return to normal editing.
share
|
improve this answer
|
follow
...
Adding git branch on the Bash command prompt
...t basic usage is:
$ __git_ps1
(master)
It also takes an optional format string:
$ __git_ps1 'git:[%s]'
git:[master]
How to Get It
First, copy the file to somewhere (e.g. ~/.git-prompt.sh).
Option 1: use an existing copy on your filesystem. Example (Mac OS X 10.15):
$ find / -name 'git-prom...
GCC compile error with >2 GB of code
...u can do this:
change the generator program to output offsets instead of strings (i.e. instead of the string "s.ds0" it will produce offsetof(ProcessVars, ds0)
create an array of such offsets
write an evaluator which accepts the array above and the base addresses of the structure pointers and pro...
Portable way to get file size (in bytes) in shell?
...ith single fork and single exec, but it uses a temporary file for the here-string. It can be made portable by replacing the here-string with POSX-compliant here-document. BTW note the exec in the subshell. Without that, Bash performs one fork for the subshell and another one for the command running ...
Delete column from SQLite table
...
For SQLite3 c++ :
void GetTableColNames( tstring sTableName , std::vector<tstring> *pvsCols )
{
UASSERT(pvsCols);
CppSQLite3Table table1;
tstring sDML = StringOps::std_sprintf(_T("SELECT * FROM %s") , sTableName.c_str() );
table1 = getTable...
How to encrypt/decrypt data in php?
...given_hash, $db_hash)) {
// user password verified
}
// constant time string compare
function isEqual($str1, $str2)
{
$n1 = strlen($str1);
if (strlen($str2) != $n1) {
return false;
}
for ($i = 0, $diff = 0; $i != $n1; ++$i) {
$diff |= ord($str1[$i]) ^ ord($str2[$...
Why should I avoid std::enable_if in function signatures
...lity: constructors don't have return types, and some operators cannot have extra arguments, so neither of the other two options can be applied everywhere. Putting enable_if in a template parameter works everywhere since you can only use SFINAE on templates anyway.
For me, the readability aspect is...