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mongo - couldn't connect to server 127.0.0.1:27017
...tup attempt?
Confirm that your mongod process is being started on the same
machine as the mongo shell?
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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...ly now, it’s on the web and you can access it from your App Inventor for Android app.
Your App Inventor apps can store and retrieve data using your new service. Just do the following:
Drag in a TinyWebDB component into the Component Designer.
Modify the ServiceURL property from the default http:...
PHP Warning: PHP Startup: Unable to load dynamic library
...and restarted Apache which solved my problem and got rid of the warnings. (Mac, Maverick)
– ola
Jan 10 '14 at 12:05
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How to create .ipa file using Xcode?
...e : If you are using creating IPA using drag-and-drop process using iTunes Mac app then this is no longer applicable for iTunes 12.7 since there is no built-in App store in iTunes 12.7.
Select ‘Generic iOS Device’ on device list in Xcode
Clean the project (cmd + shift + k as shortcut)
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Set Background color programmatically [duplicate]
... root.setBackgroundColor(Color.RED); also
– AndroidGeek
Jan 13 '15 at 10:54
1
If using t...
How to test which port MySQL is running on and whether it can be connected to?
...
I thought to be externally visible, it had to be the machine's own IP address and that 0.0.0.0 means the service is not available from anywhere. Do I have that wrong? I have a box running MySQL, the firewall has 3306 open from any IP address but MySQL is refusing the connectio...
BLE（一）概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区，...
...了唯一的一个48位的设备地址（常被）,类似于PC机网卡的MAC地址。两个蓝牙设备在通讯开始时通过询问的方式获取对方的DB_ADDR地址。
蓝牙的工作过程为：
蓝牙启动 -> 扫描设备 -> 设备配对(未配对的设备) -> 数据传输0x22 ...
How can I use a file in a command and redirect output to the same file without truncating it?
...or the answer. As a possibly helpful addition, if you're using homebrew on Mac, can use brew install moreutils.
– Anthony Panozzo
Feb 6 '13 at 2:12
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How to get “wc -l” to print just the number of lines without file name?
...
@doubleDown well, using awk is like using a CNC machine to cut a board instead of a saw. Use a saw for sawing.
– Peter - Reinstate Monica
Dec 14 '18 at 10:55
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How can I inspect disappearing element in a browser?
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I am using chrome on Mac there I've followed above steps but I'll try to explain a bit more:
Right click and go to inspect element.
Go to sources tab.
Then hover on the element.
Then using keyboard F8 or Command(Window) \. It will pause the scr...