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How to split data into training/testing sets using sample function
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thank. I tried mtcars[!train_ind] and while it didn't fail, it did't work as expected. How could I subset using the !?
– user989762
Apr 23 '15 at 7:22
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How disable Copy, Cut, Select, Select All in UITextView
...able pasteboard operations is to create a subclass of UITextView that overrides the canPerformAction:withSender: method to return NO for actions that you don't want to allow:
- (BOOL)canPerformAction:(SEL)action withSender:(id)sender
{
if (action == @selector(paste:))
return NO;
ret...
How to use __doPostBack()
... an asyncrhonous postback in ASP.NET using __doPostBack() , but I have no idea how to do it. I want to use vanilla JavaScript.
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Show Image View from file path?
I need to show an image by using the file name only, not from the resource id.
13 Answers
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How do I execute a program using Maven?
...hat you have defined for the exec-maven-plugin:
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.4.0</version>
<configuration>
<mainClass>org.dhappy.test.NeoTraverse</mainClass>...
How can I select item with class within a DIV?
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Try:
$('#mydiv').find('.myclass');
JS Fiddle demo.
Or:
$('.myclass','#mydiv');
JS Fiddle demo.
Or:
$('#mydiv .myclass');
JS Fiddle demo.
References:
find().
Selector context.
Good to learn from the find() documentation:
The .find() and .children...
Running SSH Agent when starting Git Bash on Windows
...e or ~/.bashrc (with ~ being usually set to %USERPROFILE%), in order for said session to launch automatically the ssh-agent. If the file doesn't exist, just create it.
This is what GitHub describes in "Working with SSH key passphrases".
The "Auto-launching ssh-agent on Git for Windows" section of...
整合phpcms v9和discuz X3.2实现同步登陆、退出免激活 - 更多技术 - 清泛网...
...页面地址：（选填，URL中域名后面的部分，如：/space.php?uid=%s 这里的 %s 代表uid）
应用接口文件名称：（选填，默认为uc.php）
标签单条显示模板：（选填，默认留空）
标签模板标记说明：（选填，默认留空）
是...
How to obtain the number of CPUs/cores in Linux from the command line?
...e specific _NPROCESSORS_ONLN and _NPROCESSORS_CONF values are not.
That said, as stated, they work on Linux platforms as well as on macOS; on FreeBSD/PC-BSD, you must omit the leading _.
share
|
im...
Render HTML to PDF in Django site
...R MY CONTENT
{% endfor %}
</div>
<div id="footerContent">
{%block page_foot%}
Page <pdf:pagenumber>
{%endblock%}
</div>
</body>
</html>
Hope it helps.
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