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Scala list concatenation, ::: vs ++
...matic Scala 2.10 has :+ and +: object extractors.
– 0__
Jan 18 '13 at 9:25
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Interfaces with static fields in java for sharing 'constants'
...s
{
private KittenConstants() {}
public static final String KITTEN_SOUND = "meow";
public static final double KITTEN_CUTENESS_FACTOR = 1;
}
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What happens if i return before the end of using statement? Will the dispose be called?
...g...
http://aspadvice.com/blogs/name/archive/2008/05/22/Return-Within-a-C_2300_-Using-Statement.aspx
http://csharpfeeds.com/post/8451/Return_Within_a_Csharp_Using_Statement.aspx
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Send string to stdin
...in)
or you can read as
while read line
do
echo =$line=
done < some_file
or simply
echo something | read param
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What should I set JAVA_HOME environment variable on macOS X 10.6?
...cations that use shell scripts to configure their environment use the JAVA_HOME environment variable to start the correct version of Java, locate JRE JARs, and so on.
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Split (explode) pandas dataframe string entry to separate rows
...row['var2'], row['var1'].split(','))
for _, row in a.iterrows()]).reset_index()
Out[55]:
index 0
0 a 1
1 b 1
2 c 1
3 d 2
4 e 2
5 f 2
Then you just have to rename the columns
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How to convert an entire MySQL database characterset and collation to UTF-8?
...ommands.
ALTER DATABASE databasename CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE tablename CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
Or if you're still on MySQL 5.5.2 or older which didn't support 4-byte UTF-8, use utf8 instead of utf8mb4:
ALTER DATABASE data...
How to perform a mysqldump without a password prompt?
... the config file via --defaults-file. Like ` mysqldump --defaults-file=my_other.cnf --print-defaults`
– dennis
Jul 23 '13 at 12:46
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How to customize a Spinner in Android
...ter.createFromResource(this,
R.array.travelreasons, R.layout.simple_spinner_item);
adapter.setDropDownViewResource(R.layout.simple_spinner_dropdown_item);
spinner.setAdapter(adapter);
R.layout.simple_spinner_item
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
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Why is a ConcurrentModificationException thrown and how to debug it
...ator is still designed for single-thread access).
– G__
May 9 '11 at 20:51
This solution has no point, because Maps do...