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How to use SVN, Branch? Tag? Trunk?
... version of the product, so you plant a flag in the path labelled '1' (or '1.0' or what have you). At some other time some bright spark decides to parallelise the program, but decides that that will take weeks and that people want to keep going down the main path in the meantime. So you build a fo...
How to access command line parameters?
...oks like:
let matches = App::new("myapp")
.version("1.0")
.author("Kevin K. <kbknapp@gmail.com>")
.about("Does awesome things")
.arg(Arg::with_name("CONFIG")
.short("c")
...
Android View shadow
... while still be able to put a background via layer-list
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<!--the shadow comes from here-->
<item
android:bottom="0dp"
android:drawable="@android...
How to change color in circular progress bar?
...
In the res/drawable folder, put this:
progress.xml
<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
android:pivotX="50%"
android:pivotY="50%"
android:fromDegrees="0"
android:toDegrees="360">
<...
How to initialize log4j properly?
... a basic XML configuration file for log4j in XML format:
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
<appender name="console" class="org.apache.log4j.ConsoleAppe...
Why do we need virtual functions in C++?
... const a( 3.14 );
Number const b( 2.72 );
Number const c( 1.0 );
Sum const sum_ab( &a, &b );
Sum const sum( &sum_ab, &c );
cout << sum.value() << endl;
}
In the line commented as “bad” the Expression::value method is called...
round() for float in C++
...80000000;
if (exponent_less_127 == -1)
/* Result is +1.0 or -1.0. */
w |= ((__uint32_t)127 << 23);
}
else
{
unsigned int exponent_mask = 0x007fffff >> exponent_less_127;
if ((w & exponent_mask) == 0)
...
Where to place the 'assets' folder in Android Studio?
...
Let Android Studio do it for you.
In Android Studio (1.0 & above), right-click on the folder and navigate to the Assets Folder.
On the next screen just click Finish.
And voila! It will create the assets folder in the main target source set.
...
How to branch with TortoiseHG
I downloaded TortoiseHg 1.0 for evaluation. For the life of me I can't figure out how to make a branch. It seems to understand branches (e.g. in its repository browser) but I just can't seem to find a way to make a branch. This seems like such a fundamental capability since out of the often toute...
Converting pixels to dp
...loat dp = somePxValue / density;
density equals
.75 on ldpi (120 dpi)
1.0 on mdpi (160 dpi; baseline)
1.5 on hdpi (240 dpi)
2.0 on xhdpi (320 dpi)
3.0 on xxhdpi (480 dpi)
4.0 on xxxhdpi (640 dpi)
Use this online converter to play around with dpi values.
EDIT:
It seems there is no 1:1 rel...