大约有 46,000 项符合查询结果（耗时：0.0801秒） [XML]
Is it possible to GROUP BY multiple columns using MySQL?
...erence of left to right is applied to the ascending order of the groupings and not the column group preference. GROUP BY applies col1+col2. e.g. col1 = 1, 2, 1, 2 | col2 = 1, 2, 3, 2 and running GROUP BY col1,col2 would return 1,1|1,3|2,2 as opposed to 1,1|2,2 as suggested. Whereas GROUP BY col2, co...
How do I convert a Django QuerySet into list of dicts?
...dicts its actually a <class 'django.db.models.query.ValuesQuerySet'> and not a list.
– dm03514
Oct 18 '11 at 18:31
...
warning: incompatible implicit declaration of built-in function ‘xyz’
...n-* flags if possible.
Instead of stdlib.h, you should try:
#include <string.h>
That's where strcpy and strncpy are defined, at least according to the strcpy(2) man page.
The exit function is defined in stdlib.h, though, so I don't know what's going on there.
...
What is the best way to remove a table row with jQuery?
...
Yeah, I was assuming the row has an ID and you have the ID :)
– Darryl Hein
Oct 4 '08 at 21:14
2
...
How to ignore SSL certificate errors in Apache HttpClient 4.0
...id checkClientTrusted(X509Certificate[] certs,
String authType) {
System.out.println("checkClientTrusted =============");
}
public void checkServerTrusted(X509Certificate[] certs,
String authType) {
...
Resize image in PHP
... imagecreatefromgd, imagecreatefromgif, imagecreatefrompng, imagecreatefromstring, imagecreatefromwbmp, imagecreatefromxbm, imagecreatefromxpm to deal with different image types.
– Chris Hanson
Feb 1 '13 at 15:50
...
How to pass the value of a variable to the stdin of a command?
...
Herestrings <<< are not guaranteed to be available, they are not in POSIX base, as far as I know. They will work as expected, as long as your only running them in bash. I only mention it, because they OP said 'shell' n...
What is the easiest way to get the current day of the week in Android?
...DayOfWeek dow = date.getDayOfWeek();
System.out.println("Enum = " + dow);
String dayName = dow.getDisplayName(TextStyle.FULL, Locale.ENGLISH);
System.out.println("FULL = " + dayName);
dayName = dow.getDisplayName(TextStyle.FULL_STANDALONE, Locale.ENGLISH);
System.out.println("FULL_STANDALONE = " +...
Allow multi-line in EditText view in Android?
How to allow multi-line in Android's EditText view?
15 Answers
15
...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
..._enable($buffer, EV_READ | EV_PERSIST);
// we need to save both buffer and connection outside
self::$connections[$id] = $connection;
self::$buffers[$id] = $buffer;
}
function ev_error($buffer, $error, $id)
{
event_buffer_disable(self::$buffers[$id], EV_READ | EV_WRITE);
event_buf...