大约有 44,000 项符合查询结果（耗时：0.0863秒） [XML]
How to get duration, as int milli's and float seconds from ?
I'm trying to use chrono library for timers and durations.
4 Answers
4
...
When do you use Java's @Override annotation and why?
What are the best practices for using Java's @Override annotation and why?
27 Answers
...
error: ‘NULL’ was not declared in this scope
...can be used to disambiguate a call to a function which has been overloaded for both pointer and integral types:
void f(int x);
void f(void * ptr);
f(0); // Passes int 0.
f(nullptr); // Passes void * 0.
share
|
...
What's wrong with foreign keys?
...aring Joel Spolsky mention in podcast 014 that he'd barely ever used a foreign key (if I remember correctly). However, to me they seem pretty vital to avoid duplication and subsequent data integrity problems throughout your database.
...
How do I enable gzip compression when using MVC3 on IIS7?
...t iis.net/ConfigReference. This is the equivalent of:
Opening Internet Information Services (IIS Manager)
Navigating through the tree-view on the left until you reach the virtual directory you wish to modify
Selecting the appropriate virtual directory so that the title of the right-hand pane becom...
How to disable the application pool idle time-out in IIS7?
...idle timeouts.
Oddly this isn't documented in the MS docs but my evidence for this arises from:
IIS Settings Schema
If you have a look at the IIS settings schema in:
C:\Windows\System32\inetsrv\config\schema\IIS_schema.xml
The schema definition for idleTimeout under
<sectionSchema name="s...
Do regular expressions from the re module support word boundaries (\b)?
...rch( x)
>>> y
<_sre.SRE_Match object at 0x100418850>
Also forgot to mention, you should be using raw strings in your code
>>> x = 'one two three'
>>> y = re.search(r"\btwo\b", x)
>>> y
<_sre.SRE_Match object at 0x100418a58>
>>>
...
Setting a WebRequest's body data
...f the data being posted.
myHttpWebRequest.ContentType = "application/x-www-form-urlencoded";
// Set the content length of the string being posted.
myHttpWebRequest.ContentLength = byte1.Length;
Stream newStream = myHttpWebRequest.GetRequestStream ();
newStream.Write (byte1, 0, byte1.Length);
Fr...
What's the best way to trim std::string?
...
EDIT Since c++17, some parts of the standard library were removed. Fortunately, starting with c++11, we have lambdas which are a superior solution.
#include <algorithm>
#include <cctype>
#include <locale>
// trim from start (in place)
static inline void ltrim(std::string ...
Closing JDBC Connections in Pool
Our standard code section for using JDBC is...
3 Answers
3
...