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搭建高可用mongodb集群（三）—— 深入副本集内部机制 - 大数据 & AI - 清...
... "_id" : 0,
"host" : "192.168.1.136:27017" },
{
"_id" : 1,
"host" : "192.168.1.137:27017" },
{
"_id" : 2,
...
rreplace - How to replace the last occurrence of an expression in a string?
... s.rsplit(old, occurrence)
... return new.join(li)
...
>>> s
'1232425'
>>> rreplace(s, '2', ' ', 2)
'123 4 5'
>>> rreplace(s, '2', ' ', 3)
'1 3 4 5'
>>> rreplace(s, '2', ' ', 4)
'1 3 4 5'
>>> rreplace(s, '2', ' ', 0)
'1232425'
...
Submit HTML form on self page
...
In 2013, with all the HTML5 stuff, you can just omit the 'action' attribute to self-submit a form
<form>
Actually, the Form Submission subsection of the current HTML5 draft does not allow action="" (empty attribute). It is...
UIImagePickerController breaks status bar appearance
...4
Fattie
33.1k4949 gold badges304304 silver badges562562 bronze badges
answered Sep 23 '13 at 13:19
dpjanesdpj...
The difference between the 'Local System' account and the 'Network Service' account?
...s limited to a given set of accounts. In Windows XP SP2, Windows Server 2003, and above the Activation permission was restricted significantly. You should use the Component Services MMC snapin to examine your specific COM object and see the activation permissions. If you're not accessing anything on...
Difference between abstraction and encapsulation?
...
39 Answers
39
Active
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How to write trycatch in R
...tigating the output
> head(y[[1]])
[1] "<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">"
[2] "<html><head><title>R: Functions to Manipulate Connections</title>"
[3] "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-...
How to mount a host directory in a Docker container
...
38
This worked for me on mac os x with docker-machine and VirtualBox. One caveat I discovered by trial and error is that the host directory mu...
Gets byte array from a ByteBuffer in java
... |
edited Jul 2 at 13:57
Yves
6,94566 gold badges4747 silver badges9494 bronze badges
answered Mar...
callback to handle completion of pipe
...
305
Streams are EventEmitters so you can listen to certain events. As you said there is a finish e...