大约有 16,000 项符合查询结果（耗时：0.0190秒） [XML]
converting Java bitmap to byte array
...
Since this question has the Android tag, converting bytes back to a Bitmap can also be done with a one-liner: Bitmap bmp = BitmapFactory.decodeByteArray(bytes, 0, bytes.length) where bytes is your byte array
– automaton
Aug 29...
Conveniently map between enum and int / String
...utility:
public class ReverseEnumMap<V extends Enum<V> & EnumConverter> {
private Map<Byte, V> map = new HashMap<Byte, V>();
public ReverseEnumMap(Class<V> valueType) {
for (V v : valueType.getEnumConstants()) {
map.put(v.convert(), v);
...
Scala: write string to file in one statement
... that from a Scala Iterable, i.e. pretty much any collection type, using a converter: import java.nio.file.{Files, Paths}; import scala.collection.JavaConverters.asJavaIterableConverter; val output = List("1", "2", "3"); Files.write(Paths.get("output.txt"), output.asJava)
– Yaw...
Generating random strings with T-SQL
...
Using a guid
SELECT @randomString = CONVERT(varchar(255), NEWID())
very short ...
share
|
improve this answer
|
follow
...
Useful code which uses reduce()? [closed]
...t to take the bitwise or of a bunch of numbers, for example if you need to convert flags from a list to a bitmask?
– Antimony
Oct 15 '12 at 21:55
6
...
Extract month and year from a zoo::yearmon object
...
You can use format:
library(zoo)
x <- as.yearmon(Sys.time())
format(x,"%b")
[1] "Mar"
format(x,"%Y")
[1] "2012"
share
|
improve this answer
|
follo...
convert a char* to std::string
...n std::string to store data retrieved by fgets() . To do this I need to convert the char* return value from fgets() into an std::string to store in an array. How can this be done?
...
How do I write output in same place on the console?
...
You can also use the carriage return:
sys.stdout.write("Download progress: %d%% \r" % (progress) )
sys.stdout.flush()
share
|
improve this answer
|
...
Python argparse command line flags without arguments
...
Here's a quick way to do it, won't require anything besides sys.. though functionality is limited:
flag = "--flag" in sys.argv[1:]
[1:] is in case if the full file name is --flag
share
|
...
Calculate relative time in C#
...return ts.Days + " days ago";
if (delta < 12 * MONTH)
{
int months = Convert.ToInt32(Math.Floor((double)ts.Days / 30));
return months <= 1 ? "one month ago" : months + " months ago";
}
else
{
int years = Convert.ToInt32(Math.Floor((double)ts.Days / 365));
return years <= 1 ? "one y...