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What is the difference between .text, .value, and .value2?
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.Text gives you a string representing what is displayed on the screen for the cell. Using .Text is usually a bad idea because you could get ####
.Value2 gives you the underlying value of the cell (could be empty, string, error, number (double) or boolean)
.Value gives you the same as ....
9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...EPT
5.网口转发配置
对于用作防火墙或网关的服务器，一个网口连接到公网，其他网口的包转发到该网口实现内网向公网通信，假设eth0连接内网，eth1连接公网，配置规则如下：
iptables -A FORWARD -i eth0 -o eth1 -j ACCEPT
6.端口...
Status bar won't disappear
...ar hidden. When I test the app, the status bar is hidden whilst the splash screen is shown, but once the app is fully loaded, the status bar reappears.
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How to tell if UIViewController's view is visible
...y still have a non-nil window property because they are being rendered off-screen. In this case, I've had success making my own 'isCurrentlyVisible' property which gets set in viewDidAppear and viewDidDisappear.
– evanflash
Jan 15 '14 at 21:30
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OSX - How to auto Close Terminal window after the “exit” command executed.
...our Terminal, when your Terminal is up press ⌘+, then you will see below screen:
Then press shell tab and you will see below screen:
Now select Close if the shell exited cleanly for When the shell exits.
By the above config each time with exit command the Terminal will close but won't quit....
How can I set focus on an element in an HTML form using JavaScript?
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This can be a real headache on a smaller screen if the field is off screen :-)
– Toni Leigh
Mar 21 '17 at 13:26
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How can I use Autolayout to set constraints on my UIScrollview?
...nstraints as you've pasted them here, so I'm not sure from looking at your screenshots where you have gone wrong.
In lieu of an explanation of what's wrong in your setup, I've created a basic sample project with a very similar view hierarchy and constraint setup to the one you describe. The horizon...
How to hide element using Twitter Bootstrap and show it using jQuery?
....hide is deprecated,
.hide is available, but it does not always affect screen readers and is deprecated as of v3.0.1
Second, use jQuery's .toggleClass(), .addClass() and .removeClass()
<div id="myId" class="hidden">Foobar</div>
To show it: $("#myId").removeClass('hidden');
To h...
Read only file system on Android
...adb
as a normal user:
adb shell
su
Grant root permissions on touch screen
mount
list all mount points that we have and we can see, in my case, that /dev/stl12 was mounted on /system as ro (ready only), so we just need do:
mount -o rw,remount /dev/stl12 /system
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Draw line in UIView
...oordinates in this sample relative to the bounds of the view or the entire screen?
– ChrisP
Sep 16 '11 at 17:53
Does o...