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How to run Unix shell script from Java code?
...t org.apache.commons.exec.ExecuteException;
public class TestScript {
int iExitValue;
String sCommandString;
public void runScript(String command){
sCommandString = command;
CommandLine oCmdLine = CommandLine.parse(sCommandString);
DefaultExecutor oDefaultExecut...
How do I calculate the date six months from the current date using the datetime Python module?
...ackaged with datetime by default. I actually assumed I could pass "months" into timedelta.
– dTanMan
Nov 12 '19 at 3:14
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Hidden features of Eclipse [closed]
...2 J to split/join variable declaration, Ctrl-2 C to extract an inner class into top-level, Ctrl-2 T to add throws declaration to the function, etc. There are tons of assignable quick fixes, go pick your favourite ones and assign them to Ctrl-2 shortcuts.
Templates
Another favourite of mine in my ...
Usages of Null / Nothing / Unit in Scala
...
if you use Nothing, there is no things to do (include print console)
if you do something, use output type Unit
object Run extends App {
//def sayHello(): Nothing = println("hello?")
def sayHello(): Unit = println("hello?")
sayHello()
}
... then how to use Nothing?
trait ...
How to check if a file exists in Documents folder?
... In-App Purchase, that when the user buy something, download one html file into the Documents folder of my app.
7 Answers
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How do I filter query objects by date range in Django?
... in this case i use: date__range=["%s-%s-1"%(year,month),"%s-%s-1"%(year,int(month)+1)]
– SpiRail
Sep 1 '16 at 13:03
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Flatten an irregular list of lists
...work with things that aren't lists initially, e.g. for i in flatten(42): print (i). This could be fixed by moving the isinstance-test and the else-clause outside of the for el-loop. (Then you could throw anything at it, and it would make a flattened list out of it)
– RolKau
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Getting reference to the top-most view/window in iOS application
... I'm getting (null) in my iOS-8 app (storyboards issue?) Any hints? Thanks! (Note: (null) returned both at viewDidLoad and viewWillAppear: time. viewDidAppear: is too late.
– Olie
Feb 26 '15 at 18:29
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Image, saved to sdcard, doesn't appear in Android's Gallery app
... after my 'save to sdcard' code that fixed the problem:
sendBroadcast(new Intent(Intent.ACTION_MEDIA_MOUNTED, Uri.parse("file://"+ Environment.getExternalStorageDirectory())));
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QLabel: set color of text and background
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Thank you for pointing out that the autoFillBackground is a key issue here. The accepted answer above does not work without that setting.
– BSD
Apr 4 '18 at 21:45
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