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Logger slf4j advantages of formatting with {} instead of string concatenation
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It is about string concatenation performance. It's potentially significant if your have dense logging statements.
(Prior to SLF4J 1.7) But only two parameters are possible
Because the vast majority of logging statements have 2 or fewer parameters, so SLF4J API up to version 1....
What's the advantage of Logic-less template (such as mustache)?
...it's possible to use Mustache with or without logic, it's up to you. After all, it's just a tool.
– Tom Ashworth
Oct 29 '12 at 13:08
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Split list into smaller lists (split in half)
...6]
B = A[:len(A)//2]
C = A[len(A)//2:]
If you want a function:
def split_list(a_list):
half = len(a_list)//2
return a_list[:half], a_list[half:]
A = [1,2,3,4,5,6]
B, C = split_list(A)
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In Markdown, what is the best way to link to a fragment of a page, i.e. #some_id?
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+1, thanks. It's sad it doesn't do this automatically. Very wet IMHO.
– Marc-André Lafortune
Feb 26 '13 at 20:31
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How can I use a search engine to search for special characters? [closed]
...ace before it, in which case it is a negative sign.)
The underscore symbol _ is not ignored when it connects two words, e.g. [ quick_sort ].
As such, it is not well suited for these types of searchs. Google Code however does have syntax for searching through their code projects, that includes a ro...
Convert string to a variable name
...an.r-project.org/doc/FAQ/R-FAQ.html#How-can-I-turn-a-string-into-a-variable_003f
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How Pony (ORM) does its tricks?
...ecode instructions one-by-one.
For each instruction the decompiler object calls its own method.
The name of this method is equal to the name of current bytecode instruction.
When Python calculates an expression, it uses stack, which stores an intermediate
result of calculation. The decompiler objec...
unable to install pg gem
... me:
Install the postgresql-devel package, this will solve the issue of pg_config missing.
sudo apt-get install libpq-dev
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HTML tag want to add both href and onclick working
... safari in console I see warrning: [blocked] The page at fiddle.jshell.net/_display was not allowed to display insecure content from example.com - so probably this is some security issue (only on fiddle ? )
– Kamil Kiełczewski
Oct 7 '18 at 16:46
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How to change color of Android ListView separator line?
...xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<ListView
android:id="@+id/android:list"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:divider="#FFCC0...