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Function to clear the console in R and RStudio
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is the code to send CTRL+L to the console, and therefore will clear the screen.
Far better than just sending a whole lot of returns.
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CSS center text (horizontally and vertically) inside a div block
...14:
Approach 1 - transform translateX/translateY:
Example Here / Full Screen Example
In supported browsers (most of them), you can use top: 50%/left: 50% in combination with translateX(-50%) translateY(-50%) to dynamically vertically/horizontally center the element.
.container {
position...
Show DialogFragment with animation growing from a point
...imation grow from the center of each row. I suppose the row is filling the screen horizontally so, on one hand the android:pivotX value will be static. On the other hand, you can't modify the android:pivotY value programmatically.
What I suggest is, you define several animations each of which havi...
Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
... myuser 64 Feb 27 07:36 5 -> /dev/null
You may also consider:
using screen; screen provides several virtual TTYs you can switch between without having to open new SSH/telnet/etc, sessions
using nohup; this allows you to close and reopen your session without losing any background processes in ...
Android, ListView IllegalStateException: “The content of the adapter has changed but ListView did no
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Here is my case specific code for others to refer.
My loader on the main screen loads the phone book contacts into my data sources in the background.
@Override
public Void loadInBackground() {
Log.v(TAG, "Init loadings contacts");
synchronized (SingleTonProvider.getInstanc...
【软著】软件著作权证书申请流程及注意事项，模板分享 - App Inventor 2 中...
...档中就行了，这几个文件就是它的源码。
doc源码就是做一个验证用的，证明你的软件是独一无二的。
.yail 文件是 App Inventor 2 中使用的一种文件格式，它是 App Inventor 项目中用于存储 块编程（Block Programming）设计的中间表示文...
How to create a multiline UITextfield?
...ar app makes View with placeholder and word wrap for notes at event adding screen ?
– Gennadiy Ryabkin
Dec 9 '14 at 11:24
3
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Detect Retina Display
...OS devices, you need to check if the device is running iOS4+ and if the [UIScreen mainScreen].scale property is equal to 2.0. You CANNOT assume a device is running iOS4+ if the scale property exists, as the iPad 3.2 also contains this property.
On an iPad running iOS3.2, scale will return 1.0 in 1...
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica
...e Apps for Android 4.1
Next open your Genymotion VM and go to the home screen
Now drag&drop the Genymotion-ARM-Translation_v1.1.zip onto the Genymotion VM window.
It should say "File transfer in progress". Once it asks you to flash it, click 'OK'.
Now reboot your VM using ADB (adb reboot) or...
How to Resize a Bitmap in Android?
...this, it will be full in the imageview. If i scale it down say 75% and the screen is so that it displays scaled image also fully in imageview, what should be done for such screens?
– jxgn
Jan 4 '13 at 8:54
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