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How do I use pagination with Django class based generic ListViews?
... I have been doing this, but the problem I find, is when I do extra processing on objects in the queryset, it applys them to all of the results in the database. So for a query that returns 100 objects, but shows only ten objects per page, the extra processing will be done on 100 objects...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...pher_init' differ in signedness digestmd5.c:3125: note: expected 'unsigned char *' but argument is of type 'char *' digestmd5.c: In function 'digestmd5_client_mech_step1': digestmd5.c:3712: warning: pointer targets in passing argument 2 of '_plug_strdup' differ in signedness plugin_common.h:147: not...
Where am I? - Get country
...the country code set for the phone (phones language, NOT user location):
String locale = context.getResources().getConfiguration().locale.getCountry();
can also replace getCountry() with getISO3Country() to get a 3 letter ISO code for the country. This will get the country name:
String locale...
SQL Server, convert a named instance to default instance?
... applications.
If you want to access a named instance from any connection string without using the instance name, and using only the server name and/or IP address, then you can do the following:
Open SQL Server Configuration Manager
Click SQL Server Network Configuration
Click Protocols for INSTA...
Using XPATH to search text containing
... <td>&nbsp;</td>
</tr>
To locate the node with the string &nbsp; you can use either of the following xpath based solutions:
Using text():
"//td[text()='\u00A0']"
Using contains():
"//td[contains(., '\u00A0')]"
However, ideally you may like to avoid the NO-BRE...
Counting Chars in EditText Changed Listener
...d in one of the answers, but its very inefficient
textMessage.getText().toString().length()
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Fast Linux File Count for a large number of files
...ursively.
#include <stdio.h>
#include <dirent.h>
#include <string.h>
#include <stdlib.h>
#include <limits.h>
#include <sys/stat.h>
#if defined(WIN32) || defined(_WIN32)
#define PATH_SEPARATOR '\\'
#else
#define PATH_SEPARATOR '/'
#endif
/* A custom structure...
Java - Convert integer to string [duplicate]
...
There are multiple ways:
String.valueOf(number) (my preference)
"" + number (I don't know how the compiler handles it, perhaps it is as efficient as the above)
Integer.toString(number)
...
Why use double indirection? or Why use pointers to pointers?
...oring lol
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int wordsinsentence(char **x) {
int w = 0;
while (*x) {
w += 1;
x++;
}
return w;
}
int wordsinmono(char ***x) {
int w = 0;
while (*x) {
w += wordsinsentence(*x);
...
Java ByteBuffer to String
Is this a correct approach to convert ByteBuffer to String in this way,
10 Answers
10
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