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How do I change the background color of a plot made with ggplot2
...
123
To change the panel's background color, use the following code:
myplot + theme(panel.backgrou...
Differences between Intent and PendingIntent
...argetActivity.class);
i.putExtra("Key1", "ABC");
i.putExtra("Key2", "123");
// Starts TargetActivity
startActivity(i);
IMPLICIT INTENTS
// Implicit Intent by specifying a URI
Intent i = new Intent(Intent.ACTION_VIEW,
Uri.parse("http://www.example.com"));
// Starts Implicit Activ...
Find MongoDB records where array field is not empty
...d only happen if pictures is a sub-doc, not an array. e.g. pictures: {'2': 123}
– JohnnyHK
Aug 24 '15 at 19:46
5
...
Better way of incrementing build number?
...at (e.g. 1.0.0)
# This splits a two-decimal version string, such as "0.45.123", allowing us to increment the third position.
VERSIONNUM=$(/usr/libexec/PlistBuddy -c "Print CFBundleShortVersionString" "${PROJECT_DIR}/${INFOPLIST_FILE}")
NEWSUBVERSION=`echo $VERSIONNUM | awk -F "." '{print $3}'`
NEWS...
Android: install .apk programmatically [duplicate]
... outputFile.delete();
}
FileOutputStream fos = new FileOutputStream(outputFile);
InputStream is = c.getInputStream();
byte[] buffer = new byte[1024];
int len1 = 0;
while ((len1 = is.read(buffer)) != -1) {
...
Why em instead of px?
...tter choice than the other (or both wouldn't have been given their own purpose in the spec). It may even be worth noting that StackOverflow makes extensive use of px units. It is not the poor choice Spoike was told it was.
Definition of units
px is an absolute unit of measurement (like in, pt, ...
What is the difference between Google App Engine and Google Compute Engine?
...wn virtual machine instances. It gives you more flexibility and generally costs much less than App Engine. The drawback is that you have to manage your app and virtual machines yourself.
Read more about Compute Engine
You can mix both App Engine and Compute Engine, if necessary. They both work wel...
Is there more to an interface than having the correct methods
...
123
What makes interfaces useful is not the fact that "you can change your mind and use a differen...
Where does Java's String constant pool live, the heap or the stack?
...mple, if you init the following objects:
String s1 = "abc";
String s2 = "123";
String obj1 = new String("abc");
String obj2 = new String("def");
String obj3 = new String("456);
String literals s1 and s2 will go to string constant pool, objects obj1, obj2, obj3 to the heap. All of them, will be r...
Multithreading: What is the point of more threads than cores?
...
The answer revolves around the purpose of threads, which is parallelism: to run several separate lines of execution at once. In an 'ideal' system, you would have one thread executing per core: no interruption. In reality this isn't the case. Even if you hav...