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CGContextDrawImage draws image upside down when passed UIImage.CGImage
.... You can use the following code to do this -
CGContextScaleCTM(context, 1.0, -1.0);
Combine the two just before your CGContextDrawImage call and you should have the image drawn correctly.
UIImage *image = [UIImage imageNamed:@"testImage.png"];
CGRect imageRect = CGRectMake(0, 0, image.size...
How to check if a variable is an integer in JavaScript?
... What do you mean? This checks for data types in javascript, "1.0" is a string, and is therefore not a number. Otherwise 1 will be the value of a variable if you set it thusly var my_var=1.0;, which is correctly identified by this function as an integer.
– Blake Re...
How to unescape HTML character entities in Java?
...lt;/p>, with StringEscapeUtils.unescapeHtml4() I get <p>üè</p>. Is there a way to keep existing html tags intact?
– Nickkk
Jan 13 at 12:10
add...
Send response to all clients except sender
...
Here is my list (updated for 1.0):
// sending to sender-client only
socket.emit('message', "this is a test");
// sending to all clients, include sender
io.emit('message', "this is a test");
// sending to all clients except sender
socket.broadcast.emit...
Android: Tabs at the BOTTOM
...ttom="-4dp" (to remove the bottom divider)
Full code:
<?xml version="1.0" encoding="utf-8"?>
<TabHost xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@android:id/tabhost"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
&l...
Is it possible to change the radio button icon in an android radio button group
... own style for radio buttons, at res/values/styles.xml:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="CustomTheme" parent="android:Theme">
<item name="android:radioButtonStyle">@style/RadioButton</item>
</style>
<style name="RadioButton" p...
How to Rotate a UIImage 90 degrees?
...eImage.CGImage
scale: 1.0
orientation: UIImageOrientationRight];
Note: As Brainware said this only modifies the orientation data of the image - the pixel data is untouched. For some applications, th...
What exactly is a Maven Snapshot and why do we need it?
...ion in Maven is one that has not been released.
The idea is that before a 1.0 release (or any other release) is done, there exists a 1.0-SNAPSHOT. That version is what might become 1.0. It's basically "1.0 under development". This might be close to a real 1.0 release, or pretty far (right after the...
Generate colors between red and green for a power meter?
...lt;0.5: #first, green stays at 100%, red raises to 100%
green = 1.0
red = 2 * power
if 0.5<=power<=1: #then red stays at 100%, green decays
red = 1.0
green = 1.0 - 2 * (power-0.5)
The red, green, blue values in the above example are percentages, you'd probably wa...
How do I put the image on the right side of the text in a UIButton?
...ion:
iOS 10 & up, Swift:
button.transform = CGAffineTransform(scaleX: -1.0, y: 1.0)
button.titleLabel?.transform = CGAffineTransform(scaleX: -1.0, y: 1.0)
button.imageView?.transform = CGAffineTransform(scaleX: -1.0, y: 1.0)
Before iOS 10, Swift/Obj-C:
button.transform = CGAffineTransformMakeSc...