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搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...。
> db.testdb.insert({"test1":"testval1"})
查询testdb数据看看是否成功。
> db.testdb.find();
{ "_id" : ObjectId("5284e5cb1f4eb215b2ecc463"), "test1" : "testval1" }
可以看到主机的同步日志
[initandlisten] connection accepted from 192.168.0.2:37285 #3 (2 connections now...
Adding devices to team provisioning profile
...
This worked for me:
Login to your iphone provisioning portal through developer.apple.com
Add the UDID in devices
Go back to XCode, open up the Organizer and select "Provisioning Profiles", ensure that "Automatic Device Provisioning" is checked on the top ri...
How do you disable viewport zooming on Mobile Safari?
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for iphones safari up to iOS 10 "viewport" is not a solution, i don't like this way, but i have used this javascript code and it helped me
document.addEventListener('touchmove', function(event) {
event = event.originalEvent...
Is [UIScreen mainScreen].bounds.size becoming orientation-dependent in iOS8?
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I'm finding that this fixes the problem with regular iPhone apps, but not with iPhone apps running on iPad.
– ThomasW
Aug 21 '14 at 1:11
add a comment
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How to get .app file of a xcode application
...n tab. Then build your app. This will create the .app file in the "release-iphoneos" folder. You can also find the .app file by right-clicking it in the Products directory in the source pane on the left and selecting "Show in Finder".
– Akilan Arasu
Aug 11 '16 ...
Are fluid websites worth making anymore? [closed]
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From my iPhone's perspective, fixed width layout is problematical when using code blocks. The scrollbar for wide code blocks doesn't show up, so I can't read the far right of the block.
Otherwise, I think it's a simple matter of wh...
micro:bit 微控制器教程 · App Inventor 2 中文网
...D”）
步骤2：接收和处理指令
等待是否收到新的蓝牙信号，以换行符号 (newLine) 作区别，并把读取结果放在 RX_Data 变量中。比较变量内容并执行对应动作。如果您想要控制机器人的话，只需要在各个 case 中放...
How to present popover properly in iOS 8
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This is bugged in the GM for iPhone. If you try to present while the simulator is in portrait, it is always full screen. If you rotate to landscape, it becomes a popover. If you rotate back to portrait again, it stays a popover.
– j...
十年磨一“饼” 一个70后连续创业者的心路历程 - 资讯 - 清泛网 - 专注C/C+...
...验，可能生意和事业的本质区别就是能否真正将心注入，是否有足够强烈的使命感。这次机遇让我心潮澎湃、再一次出发去寻找人生新的起点…。。(PS:所有伟大的公司都经历过寻找灵魂和重新考虑发展重点的低潮岁月！)
卷饼...
android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi
...x)
- Portrait: 1536x2048px
- Landscape: 2048x1536px
- Handheld (iPhone, iPod)
- Non-Retina (1x)
- Portrait: 320x480px
- Landscape: 480x320px
- Retina (2x)
- Portrait: 640x960px
- Landscape: 960x640px
- iPhone 5 Retina (2x)
- Portrait: 640x1136px
- Landscap...