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Load dimension value from res/values/dimension.xml from source code
...8dp x 1.5 in my case)
exactly as docs state :
Retrieve a dimensional for a particular resource ID. Unit conversions
are based on the current DisplayMetrics associated with the resources.
so if you want exact dp value just as in xml just divide it with DisplayMetrics density
int dp = (int) ...
Change private static final field using Java reflection
I have a class with a private static final field that, unfortunately, I need to change it at run-time.
11 Answers
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What does the fpermissive flag do?
...m the docs:
-fpermissive
Downgrade some diagnostics about nonconformant code from errors to warnings.
Thus, using -fpermissive will allow some nonconforming code to compile.
Bottom line: don't use it unless you know what you are doing!
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Easy way to concatenate two byte arrays
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Most straightforward:
byte[] c = new byte[a.length + b.length];
System.arraycopy(a, 0, c, 0, a.length);
System.arraycopy(b, 0, c, a.length, b.length);
share
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Running a command in a Grunt Task
I'm using Grunt (task-based command line build tool for JavaScript projects) in my project. I've created a custom tag and I am wondering if it is possible to run a command into it.
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How create table only using tag and Css
...table {
display: table;
width: auto;
background-color: #eee;
border: 1px solid #666666;
border-spacing: 5px; /* cellspacing:poor IE support for this */
}
.div-table-row {
display: table-row;
width: auto;
clear: both;
}
.div-table-col {
float: le...
What is the optimal Jewish toenail cutting algorithm?
I am working on the software for a machine that will automatically trim toenails, so that users can simply put their feet in it and run it instead of having to manually do it by biting them or using nail clippers.
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How do I catch a numpy warning like it's an exception (not just for testing)?
I have to make a Lagrange polynomial in Python for a project I'm doing. I'm doing a barycentric style one to avoid using an explicit for-loop as opposed to a Newton's divided difference style one. The problem I have is that I need to catch a division by zero, but Python (or maybe numpy) just makes i...
Parsing query strings on Android
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Since Android M things have got more complicated. The answer of android.net.URI.getQueryParameter() has a bug which breaks spaces before JellyBean.
Apache URLEncodedUtils.parse() worked, but was deprecated in L, and removed in M.
So the best answer now is ...
Install a module using pip for specific python version
...ave installed Python 2.7. How can I use pip install to install packages for Python 2.7.
14 Answers
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