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Action bar navigation modes are deprecated in Android L
...eader. However, in landscape mode the ActionBar tabs automatically move up into the action bar itself, freeing important screen area. Anybody know a clean way to manage this with the support library?
– ehartwell
Jul 8 '14 at 3:23
...
Change text color based on brightness of the covered background area?
...
If you are using ES6, convert hex to RGB then can use this:
const hexToRgb = hex => {
// turn hex val to RGB
const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)
return result
? {
r: parseInt(r...
Group query results by month and year in postgresql
...request of Radu, I will explain that query:
to_char(date,'Mon') as mon, : converts the "date" attribute into the defined format of the short form of month.
extract(year from date) as yyyy : Postgresql's "extract" function is used to extract the YYYY year from the "date" attribute.
sum("Sales") as...
Calling Java varargs method with single null argument?
...ably should have just used Arrays.toString() since the only reason it gets converted to a List is so it will print pretty.
– Mike Deck
Jun 20 '14 at 6:17
add a comment
...
How to check whether a string is Base64 encoded or not
... You can use also Base64.isBase64(String base64) instead of converting it to byte array yourself.
– Sasa
Feb 27 '14 at 12:00
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Python: Check if one dictionary is a subset of another larger dictionary
...
Convert to item pairs and check for containment.
all(item in superset.items() for item in subset.items())
Optimization is left as an exercise for the reader.
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How do I iterate through the alphabet?
....
Using these you can increment and decrement through character codes and convert back and forth easily enough. ASCII table is always a good bookmark to have too.
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How can I use map and receive an index as well in Scala?
..., "little", "lamb")
scala> ls.zipWithIndex.foreach{ case (e, i) => println(i+" "+e) }
0 Mary
1 had
2 a
3 little
4 lamb
From: http://www.artima.com/forums/flat.jsp?forum=283&thread=243570
You also have variations like:
for((e,i) <- List("Mary", "had", "a", "little", "lamb").zipWithI...
Visually managing MongoDB documents and collections [closed]
...ion pipeline builder), profiling manager, storage analyzer, index advisor, convert MongoDB commands to Node.js syntax etc. Lacks in-place document editing and the ability to switch themes.
Nosqlclient - multiple shell output tabs, autocomplete, schema analyzer, index management, user/role manageme...
What is this operator in MySQL?
...a' <=> NULL)
Based on this, your particular query (fragment) can be converted to the more portable:
WHERE p.name IS NULL
Support
The SQL:2003 standard introduced a predicate for this, which works exactly like MySQL's <=> operator, in the following form:
IS [NOT] DISTINCT FROM
The fol...