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How can I shrink the drawable on a button?

... You should use a ImageButton and specify the image in android:src, and set android:scaletype to fitXY Setting scaled drawable in code Drawable drawable = getResources().getDrawable(R.drawable.s_vit); drawable.setBounds(0, 0, (int)(drawable.getIntrins...
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Should it be “Arrange-Assert-Act-Assert”?

... need to ensure. Such a test should always fail if the precondition fails, and this means that I don't need it embedded in all the other tests. This gives a better isolation of concerns, since one test case only verifies one thing. There may be many preconditions that need to be satisfied for a giv...
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How to get week number in Python?

...ndar() is an instance-method returning a tuple containing year, weeknumber and weekday in respective order for the given date instance. share | improve this answer | follow ...
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Fade In Fade Out Android Animation in Java

... to have a 2 second animation of an ImageView that spends 1000ms fading in and then 1000ms fading out. 11 Answers ...
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Difference between \A \z and ^ $ in Ruby regular expressions

...ending on the regular expression for validation, you always want to use \A and \z. ^ and $ will only match up until a newline character, which means they could use an email like me@example.com\n<script>dangerous_stuff();</script> and still have it validate, since the regex only sees ever...
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How to embed an autoplaying YouTube video in an iframe?

I am trying to embed the new iframe version of a YouTube video and get it to auto play. 14 Answers ...
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Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?

...en reading up on branching/merging with Subversion 1.5 using the excellent and free Version Control with Subversion book. I think that I understand how to use the Subversion command line client to perform the actions that I need most often, which are: ...
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Unicode Processing in C++

... mundane tasks like string length, capitalization status, etc. Never use standard library builtins like is_alpha unless that is the definition you want. I can't say it enough: never iterate over the indices of a string if you care about correctness, always use your unicode library for this. ...
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Code Golf - π day

... In dc: 88 and 93 93 94 96 102 105 129 138 141 chars Just in case, I am using OpenBSD and some supposedly non-portable extensions at this point. 93 chars. This is based on same formula as FORTRAN solution (slightly different results t...
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Nesting await in Parallel.ForEach

...The whole idea behind Parallel.ForEach() is that you have a set of threads and each thread processes part of the collection. As you noticed, this doesn't work with async-await, where you want to release the thread for the duration of the async call. You could “fix” that by blocking the ForE...