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Are there console commands to look at whats in the queue and to clear the queue in Sidekiq?
...nd them
redis 127.0.0.1:6379> keys *
1) "sidekiq_staging:worker:ip-xxx-xxx-xxx-xxx:7635c39a29d7b255b564970bea51c026-69853672483440:default"
2) "sidekiq_staging:worker:ip-xxx-xxx-xxx-xxx:0cf585f5e93e1850eee1ae4613a08e45-70328697677500:default:started"
3) "sidekiq_staging:worker:ip-xxx...
How can I ssh directly to a particular directory?
...
You can do the following:
ssh -t xxx.xxx.xxx.xxx "cd /directory_wanted ; bash"
This way, you will get a shell right on the directory_wanted.
Explanation
-t Force pseudo-terminal allocation. This can be used to execute arbitrary screen-based program...
Switch statement for string matching in JavaScript
...eed a substring match, and could do:
switch (base_url_string) {
case "xxx.local":
// Blah
break;
case "xxx.dev.yyy.com":
// Blah
break;
}
...but again, that only works if that's the complete string you're matching. It would fail if base_url_string were, say...
hidden symbol ... is referenced by DSO 剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...码即可兼容Win/Linux平台的函数导出：
#ifdef WIN32
#ifdef XXX_EXPORTS
#define XXX_API __declspace(dllexport)
#else
#define XXX_API __declspace(dllimport)
#endif
#define XXX_LOCAL
#else
#ifdef XXX_EXPORTS
#define XXX_API __attribute__ ((visibility("default")))
#els...
Linux常用命令(持续更新...) - 脚本技术 - 清泛IT论坛，有思想、有深度
...:38 编辑
Linux服务相关命令：
chkconfig --list
chkconfig --add xxx
chkconfig xxx on/off
chkconfig --del xxx
磁盘空间不足，查看各目录占用情况：
cd xxx
du -h --max-depth=1
查找文件（例如/usr目录下查找包含'apache'的目录和文件）：
find /u...
Remote Connections Mysql Ubuntu
...d.cnf and assigned to your computers IP address and not loopback
#Replace xxx with your IP Address
bind-address = xxx.xxx.xxx.xxx
Or add a
bind-address = 0.0.0.0 if you don't want to specify the IP
Then stop and restart MySQL with the new my.cnf entry. Once running go to the termi...
Extract a regular expression match
...syntax and adds a few that are missing:
library(stringr)
str_locate("aaa12xxx", "[0-9]+")
# start end
# [1,] 4 5
str_extract("aaa12xxx", "[0-9]+")
# [1] "12"
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jQuery: outer html() [duplicate]
...temporary element, then clone() and append():
$('<div>').append($('#xxx').clone()).html();
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How to create a link to a directory [closed]
How to create a link xxx to /home/jake/doc/test/2000/something/ ?
2 Answers
2
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php出现 Notice: Undefined index: xxx 的解决方法 - 更多技术 - 清泛网 - 专注IT技能提升
php出现 Notice: Undefined index: xxx 的解决方法Php_Notice_Undefined_index方法出现 "Undefined index: xxx "警告的原因：PHP 本身不需要事先声明变量即可直接使用，但是对未声明变量会有提示，最好的办法是使用变量之前先检查变量是否存在。...