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ExpandableListView - hide indicator for groups with no children

...upIndicator property takes a state enabled drawable. That is, you can set different image for different states. When the group has no children, the corresponding state is 'state_empty' See these reference links: this and this For state_empty, you can set a different image which is not confusing,...
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How do I perform HTML decoding/encoding using Python/Django?

...base. It'd be worth looking into getting unescaped results back from BeautifulSoup if possible, and avoiding this process altogether. With Django, escaping only occurs during template rendering; so to prevent escaping you just tell the templating engine not to escape your string. To do that, use ...
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Viewing full output of PS command

...uch as less or most since the output of ps aux is longer than a screenful. If so, the following options will cause (or force) long lines to wrap instead of being truncated. ps aux | less -+S ps aux | most -w If you use either of the following commands, lines won't be wrapped but you can use your...
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普通码农和CTO之间的差距,就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...;data表示实际执行的结果。所以每次调用都要执行一个if判断,如果错误代码不存在还需要自己新增一个。虽然我的项目经理告诉我这个方法就是“标准”,但是我觉得这个写法太low了。所以等到我能自己决定怎么写的时候,我...
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Rotate axis text in python matplotlib

... How to specify axis for this? plg.gca().xticks is not working. – queezz Aug 7 at 9:47  |  ...
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How do I Convert DateTime.now to UTC in Ruby?

If I have d = DateTime.now , how do I convert 'd' into UTC (with the appropriate date)? 7 Answers ...
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Microsecond timing in JavaScript

...ming data to script: the W3C High Resolution Timer, aka window.performance.now(). now() is better than the traditional Date.getTime() in two important ways: now() is a double with submillisecond resolution that represents the number of milliseconds since the start of the page's navigation. It re...
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Dynamically select data frame columns using $ and a character value

I have a vector of different column names and I want to be able to loop over each of them to extract that column from a data.frame. For example, consider the data set mtcars and some variable names stored in a character vector cols . When I try to select a variable from mtcars using a dynamic s...
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What Android tools and methods work best to find memory/resource leaks? [closed]

...iew)); System.gc(); } private void unbindDrawables(View view) { if (view.getBackground() != null) { view.getBackground().setCallback(null); } if (view instanceof ViewGroup) { for (int i = 0; i < ((ViewGroup) view).getChildCount(); i++) { unbindDrawa...
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System.Security.SecurityException when writing to Event Log

...s, where you do not use deployment process to install application. However if you deploy your application to other machine(s), consider to register event log sources during installation as suggested in SailAvid's and Nicole Calinoiu's answers. I am using PowerShell function (calling in Octopus Depl...