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How to enter quotes in a Java string?
I want to initialize a String in Java, but that string needs to include quotes; for example: "ROM" . I tried doing:
10 Ans...
List of all special characters that need to be escaped in a regex
... It's safer to escape it. For example, the patterns [-] and [-)] match the string - but not with [(-)].
– Kenston Choi
Sep 12 '16 at 5:28
...
What is the best way to prevent session hijacking?
... work but here goes: Add a serial number into your session cookie, maybe a string like this:
SessionUUID, Serial Num, Current Date/Time
Encrypt this string and use it as your session cookie. Regularly change the serial num - maybe when the cookie is 5 minutes old and then reissue the cookie. You ...
Python json.loads shows ValueError: Extra data
...n27\lib\json\decoder.py", line 368, in decode
raise ValueError(errmsg("Extra data", s, end, len(s)))
ValueError: Extra data: line 1 column 3 - line 1 column 5 (char 2 - 4)
If you want to dump multiple dictionaries, wrap them in a list, dump the list (instead of dumping dictionaries multiple ti...
How does Stack Overflow generate its SEO-friendly URLs?
...uted
/// by John Gietzen (user otac0n)
/// </summary>
public static string URLFriendly(string title)
{
if (title == null) return "";
const int maxlen = 80;
int len = title.Length;
bool prevdash = false;
var sb = new StringBuilder(len);
char c;
for (int i = 0; i &...
iPhone Data Usage Tracking/Monitoring
... internet.
#include <net/if.h>
#include <ifaddrs.h>
static NSString *const DataCounterKeyWWANSent = @"WWANSent";
static NSString *const DataCounterKeyWWANReceived = @"WWANReceived";
static NSString *const DataCounterKeyWiFiSent = @"WiFiSent";
static NSString *const DataCounterKeyWiFiRe...
Remote debugging with Android emulator
... make each windows system as much of a thin-client as possible without any extra services (such as sshd) or firewall holes.
So here is the senario:
System-A: Windows7 system with android emulator running
System-B: Ubuntu server with SDK installed
The problem as described earlier is that the emu...
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...
MySQL CONCAT returns NULL if any field contain NULL
...
convert the NULL values with empty string by wrapping it in COALESCE
SELECT CONCAT(COALESCE(`affiliate_name`,''),'-',COALESCE(`model`,''),'-',COALESCE(`ip`,''),'-',COALESCE(`os_type`,''),'-',COALESCE(`os_version`,'')) AS device_name
FROM devices
...
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...