大约有 2,600 项符合查询结果（耗时：0.0128秒） [XML]
return query based on date
...er on .createdAt
Then query for documents created in the last 5 minutes (60 seconds * 5 minutes)....because javascript's .getTime() returns milliseconds you need to mulitply by 1000 before you use it as input to the new Date() constructor.
db.things.find({
createdAt: {
$gte: n...
Session timeout in ASP.NET
...unning an ASP.NET 2.0 application in IIS 6.0. I want session timeout to be 60 minutes rather than the default 20 minutes. I have done the following
...
Keep SSH session alive [closed]
...t does not exist (the config file must not be world-readable, so run chmod 600 ~/.ssh/config after creating the file). To send the signal every e.g. four minutes (240 seconds) to the remote host, put the following in that configuration file:
Host remotehost
HostName remotehost.com
ServerAli...
Calling a function every 60 seconds
...ction:
(function(){
// do some stuff
setTimeout(arguments.callee, 60000);
})();
that guarantees, that the next call is not made before your code was executed. I used arguments.callee in this example as function reference. It's a better way to give the function a name and call that within ...
Boost.Asio的简单使用(Timer,Thread,Io_service类) - C/C++ - 清泛网 - 专注C/C++及内核技术
...r << e.what() << std::endl;
}
return 0;
}
Boost Asio 多线程 计时器
When is a function too long? [closed]
... should start to break it apart? I'm asking because I have a function with 60 lines (including comments) and was thinking about breaking it apart.
...
Cron jobs and random times, within given hours
...h/to/bashscript
and in /path/to/bashscript:
#!/bin/bash
maxdelay=$((14*60)) # 14 hours from 9am to 11pm, converted to minutes
for ((i=1; i<=20; i++)); do
delay=$(($RANDOM%maxdelay)) # pick an independent random delay for each of the 20 runs
(sleep $((delay*60)); /path/to/phpscript.ph...
How to get start and end of day in Javascript?
...s, which can be conveniently adapted for different intervals (hour: 1000 * 60 * 60, 12 hours: 1000 * 60 * 60 * 12, etc.)
const interval = 1000 * 60 * 60 * 24; // 24 hours in milliseconds
let startOfDay = Math.floor(Date.now() / interval) * interval;
let endOfDay = startOfDay + interval - 1; // 23:...
How to add a browser tab icon (favicon) for a website?
...icon-144x144.png" />
<link rel="apple-touch-icon-precomposed" sizes="60x60" href="apple-touch-icon-60x60.png" />
<link rel="apple-touch-icon-precomposed" sizes="120x120" href="apple-touch-icon-120x120.png" />
<link rel="apple-touch-icon-precomposed" sizes="76x76" href="apple-touch-...
Padding characters in printf
...second string if you want ragged-right lines.
pad=$(printf '%0.1s' "-"{1..60})
padlength=40
string2='bbbbbbb'
for string1 in a aa aaaa aaaaaaaa
do
printf '%s' "$string1"
printf '%*.*s' 0 $((padlength - ${#string1} - ${#string2} )) "$pad"
printf '%s\n' "$string2"
string2=${string...