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Is a colon `:` safe for friendly-URL use?
...".", "-", "*", and
"_" remain the same.
The space
character " " is converted into a plus
sign "+".
All other characters are
unsafe and are first converted into
one or more bytes using some encoding
scheme. Then each byte is represented
by the 3-character string "%xy", where
xy ...
Drawing a line/path on Google Maps
...en busy for a long time finding out how to draw a line between two (GPS) points on the map in HelloMapView but with no luck.
...
RecyclerView onClick
...rride
public MyViewHolder onCreateViewHolder(final ViewGroup parent, final int viewType) {
View view = LayoutInflater.from(mContext).inflate(R.layout.myview, parent, false);
view.setOnClickListener(mOnClickListener);
return new MyViewHolder(view);
}
The onClick method:
@Override
publi...
What do single quotes do in C++ when used on multiple characters?
...one c-char is a multicharacter literal . A multicharacter literal has type int and implementation-defined
value.
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No == operator found while comparing structs in C++
...the simple way, there's always memcmp so long your structs don't contain pointer.
– Xeo
Apr 21 '11 at 6:59
12
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Checking for a null int value from a Java ResultSet
...ll value, from a ResultSet, where the column is being cast to a primitive int type.
10 Answers
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Capture Image from Camera and Display in Activity
....cis.masl.camerademo;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
public class MyCameraActivity extends Activity
{
private static f...
Android: How can I validate EditText input?
...sing OnFocusChangeListeners to trigger the validation after the user types into each one, but this doesn't behave as desired for the last EditText.
...
Why does C++11's lambda require “mutable” keyword for capture-by-value, by default?
...
This is a good point. I totally agree. In C++0x though, I don't quite see how the default helps enforce the above. Consider I am on the receiving end of the lambda, e.g. I am void f(const std::function<int(int)> g). How am I guaranteed ...
How to suppress “unused parameter” warnings in C?
... parameters. (Note that this works on any compiler.)
For example:
void f(int x) {
UNUSED(x);
...
}
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