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setup cron tab to specific time of during weekdays
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You state 2pm in your requirement, hour range should end at 14 instead of 18 (which is 6pm).
*/2 9-14 * * 1-5 /path_to_script
man crontab
http://unixhelp.ed.ac.uk/CGI/man-cgi?crontab+5
...
How to get overall CPU usage (e.g. 57%) on Linux [closed]
...inux 3.0.0-13-generic (ws025) 02/10/2012 _x86_64_ (2 CPU)
03:33:26 PM CPU %usr %nice %sys %iowait %irq %soft %steal %guest %idle
03:33:26 PM all 2.39 0.04 0.19 0.34 0.00 0.01 0.00 0.00 97.03
Then some cutor grepto parse the info you need:
mpsta...
how to create a Java Date object of midnight today and midnight tomorrow?
... against dates from today at 00:00am (midnight early this morning) to 12:00pm (midnight tonight).
19 Answers
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How to launch an Activity from another Application in Android
...n isAppInstalled(Context context, String packageName) {
PackageManager pm = context.getPackageManager();
try {
pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
return true;
} catch (PackageManager.NameNotFoundException ignored) {
}
return false;
}
p...
What does the number in parentheses shown after Unix command names in manpages mean?
...le sec‐
tions following a pre-defined order ("1 n l 8 3 2 3posix 3pm
3perl 5 4 9 6 7" by default, unless overridden by the SEC‐
TION directive in /etc/manpath.config), and to show only the
first page found, even if page exists in several sections.
The table ...
OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...check=0
enabled=1
更新缓存
yum clean
yum makecache
先安装telnet 以防止更新openssh的时候 终端断开。
yum install telnet
详细配置请看
http://jingyan.baidu.com/article/9f63fb91ac7ebcc8400f0e94.html
配置完成后 使用telnet 登录到服务器
...
How can I get stock quotes using Google Finance API?
...astTradePrice": "129.09",
"Yield": "1.46",
"LastTradeTime": "4:04PM EST",
"LastTradeDateTimeLong": "Mar 2, 4:04PM EST",
"Dividend": "0.47",
"StockSymbol": "AAPL",
"ID": "22144"
}
]
Google finance is a source that provides real-time stock data. There are also other A...
“Rate This App”-link in Google Play store app on the phone
..._VIEW);
intent.setData(Uri.parse("market://search?q=foo"));
PackageManager pm = getPackageManager();
List<ResolveInfo> list = pm.queryIntentActivities(intent, 0);
If the list has at least one entry, the Market's there.
You can use the following to launch Android Market on your application's...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...，并且能够用mongodb的命令操作数据库。下面列出在linux下安装单节点mongodb的步骤
1、建立mongodb测试文件夹
#存放整个mongodb文件
mkdir -p /data/mongodbtest/single
#存放mongodb数据文件
mkdir -p /data/mongodbtest/single/data
#进入mongodb文件...
How to format a JavaScript date
...s the time when you don't pass any options.
// Example
9/17/2016, 1:21:34 PM
References:
toLocaleString()
toLocaleDateString()
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