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plupload图片上传插件的使用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...新实例化uploader
removeFile(id):从file中移除某个文件
splice(start,length)：从队列中start开始删除length个文件， 返回被删除的文件列表
start() 开始上传
stop()停止上传
unbind(name, function): 接触事件绑定
unbindAll()解绑所有事件
属性集...
Set time to 00:00:00
...ime;
LocalDateTime now = LocalDateTime.now(); # 2015-11-19T19:42:19.224
# start of a day
now.with(LocalTime.MIN); # 2015-11-19T00:00
now.with(LocalTime.MIDNIGHT); # 2015-11-19T00:00
If you do not need time-of-day (hour, minute, second etc. parts) consider using LocalDate class.
LocalDate.now(); ...
javac is not recognized as an internal or external command, operable program or batch file [closed]
...Find the Java path; it looks like this: C:\Program Files\Java\jdkxxxx\bin\
Start-menu search for "environment variable" to open the options dialog.
Examine PATH. Remove old Java paths.
Add the new Java path to PATH.
Edit JAVA_HOME.
Close and re-open console/IDE.
Welcome!
You have encountered on...
How do I convert a datetime to date?
..., numdays - count of days to step back
def gen_dates_list(end, numdays):
start = end - datetime.timedelta(days=numdays+1)
end = int(time.mktime(end.timetuple()))
start = int(time.mktime(start.timetuple()))
# 86400 s = 1 day
return xrange(start, end, 86400)
# if you need reverse the list...
转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
QUOTE:
Q：
[root@mail postfix]# /usr/sbin/postfix start
postfix/postfix-script: warning: not owned by postfix: /var/spool/postfix/hold
postsuper: fatal: scan_dir_push: open directory hold: Permission denied
postfix/postfix-script: fatal: Postfix integrity check fail...
How do I set environment variables from Java?
...is for subprocesses using ProcessBuilder . I have several subprocesses to start, though, so I'd rather modify the current process's environment and let the subprocesses inherit it.
...
How to shut down the computer from C#
...
Works starting with windows XP, not available in win 2000 or lower:
This is the quickest way to do it:
Process.Start("shutdown","/s /t 0");
Otherwise use P/Invoke or WMI like others have said.
Edit: how to avoid creating a...
Restful API service
...ceiver and IntentService.
This Service + ResultReceiver pattern works by starting or binding to the service with startService() when you want to do some action. You can specify the operation to perform and pass in your ResultReceiver (the activity) through the extras in the Intent.
In the service...
How to jump to a particular line in a huge text file?
... OK, after I jumped there how would I process then line-by-line starting from this position?
– user63503
Mar 6 '09 at 22:08
9
...
jQuery scroll() detect when user stops scrolling
...s the "at_begin" flag. Here I've shown how to execute code both at "scroll start" and "scroll finish".
Using Lodash
As suggested by Barry P, jsFiddle, underscore or lodash also have a debounce, each with slightly different apis.
$(window).scroll(_.debounce(function(){
$('#scrollMsg').html('SC...