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How to get RelativeLayout working with merge and include?
... that id, visibility and layout_* tags overriding are not applied when the root element is a merge tag, unfortunately. As you can't have a View as the xml root, we must have an extra ViewGroup there...
– Rafael Nobre
Jul 24 '13 at 13:20
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Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...页中，JavaScript又是一个很举足轻重的脚本。本文将介绍如何实现Java代码和Javascript代码的相互调用。如何实现
实现Java和js交互十分便捷。通常只需要以下几步：
WebView开启JavaScript脚本执行。
WebView设置供JavaScript调用的交互接...
How to drop all user tables?
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Being new to Oracle and I'm more familiar with MySQL; reseting a DB seems difficult. IN MySQL a USER is separate to a DATABASE. DROP USER username CASCADE worked for me. But in MySQL all I would have to do is DROP DATABASE and create a new one
– gawp...
Name node is in safe mode. Not able to leave
...space in your node, you can check your node disk usage using :
df -h
if root partition is full, delete files or add space in your root partition and retry first step.
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How to define two fields “unique” as couple
... How would you handle this say if volume_number could be null? Mysql won't seem to enforce unique in that case.
– Greg
Jun 27 '11 at 17:28
27
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How do you install Boost on MacOS?
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if you prefer running things through root sudo -s /opt/local/bin/port install boost
– Pungs
Feb 12 '13 at 16:21
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How to change the output color of echo in Linux
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Anywhere that has a tty interpreter
xterm, gnome-terminal, kde-terminal, mysql-client-CLI and so on.
For example if you want to colorize your output with mysql you can use Perl
#!/usr/bin/perl -n
print "\033[1m\033[31m$1\033[36m$2\033[32m$3\033[33m$4\033[m" while /([|+-]+)|([0-9]+)|([a-zA-Z_]+)|([...
How do I create a copy of an object in PHP?
...ing this, that cloning will keep reference to the original object. Running MySQL queries using the cloned object may have unpredictable results because of this, as execution may not take place in a linear fashion.
– Ælex
Mar 26 '13 at 16:30
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Is there any Rails function to check if a partial exists?
...e seen is that this will look in all view paths instead of just your rails root. This is important to me as I have a lot of rails engines.
This also works in Rails 4.
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What does the KEY keyword mean?
In this MySQL table definition:
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