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How to concatenate text from multiple rows into a single text string in SQL server?
Consider a database table holding names, with three rows:
47 Answers
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How can I run code on a background thread on Android?
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answered Nov 4 '19 at 22:05
Joshua PinterJoshua Pinter
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error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
... are running
– Ray
Aug 16 '12 at 19:05
@ray. i'm rippng my hair out man. i decided to blow mysql away and retry... no...
String's Maximum length in Java - calling length() method
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answered Feb 17 '17 at 4:05
community wiki
dan...
Move an array element from one array position to another
I'm having a hard time figuring out how to move an array element. For example, given the following:
31 Answers
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Why does sun.misc.Unsafe exist, and how can it be used in the real world?
...oss the sun.misc.Unsafe package the other day and was amazed at what it could do.
16 Answers
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Convert String to double in Java
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answered Sep 3 '15 at 20:05
JBWanscherJBWanscher
17011 silver badge77 bronze badges
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How do C++ class members get initialized if I don't do it explicitly?
Suppose I have a class with private memebers ptr , name , pname , rname , crname and age . What happens if I don't initialize them myself? Here is an example:
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Fetch frame count with ffmpeg
Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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Converting Secret Key into a String and Vice Versa
...into a String, but to get back the key from the String. What are the possible ways of accomplishing this?
6 Answers
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