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Java Round up Any Number
...00 perform integer arithmetic. Try Math.ceil(a / 100.0) instead.
int a = 142;
System.out.println(a / 100);
System.out.println(Math.ceil(a / 100));
System.out.println(a / 100.0);
System.out.println(Math.ceil(a / 100.0));
System.out.println((int) Math.ceil(a / 100.0));
Outputs:
1
1.0
1.42
2.0
2
...
Return number of rows affected by UPDATE statements
...ARE @RowCount2 INTEGER
DECLARE @RowCount3 INTEGER
DECLARE @RowCount4 INTEGER
UPDATE Table1 Set Column = 0 WHERE Column IS NULL
SELECT @RowCount1 = @@ROWCOUNT
UPDATE Table2 Set Column = 0 WHERE Column IS NULL
SELECT @RowCount2 = @@ROWCOUNT
UPDATE Table3 Set Column = 0 WHE...
location.host vs location.hostname and cross-browser compatibility?
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edited Feb 14 '18 at 15:02
answered Jul 8 '12 at 0:35
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Get the value of an instance variable given its name
... is:
class Computer
attr_reader :cpus
end
Now you can do Computer.new(4).cpus.
Note that you can reopen any existing class and make a private ivar into a reader. Since an accessor is just a method, you can do Computer.new(4).send(var_that_evaluates_to_cpus)
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include external .js file in node.js app
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edited Oct 1 '14 at 15:20
Flimzy
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VIM ctrlp.vim plugin: how to rescan files?
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answered Dec 29 '11 at 4:05
JeetJeet
32.6k55 gold badges4242 silver badges5050 bronze badges
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What's the difference between globals(), locals(), and vars()?
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Ethan FurmanEthan Furman
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Ruby on Rails patterns - decorator vs presenter
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104
A decorator is more of a "let's add some functionality to this entity". A presenter is more of a...
Skip Git commit hooks
...y-run push.
Only git push --no-verify would skip the hook.
Note: Git 2.14.x/2.15 improves the --no-verify behavior:
See commit 680ee55 (14 Aug 2017) by Kevin Willford (``).
(Merged by Junio C Hamano -- gitster -- in commit c3e034f, 23 Aug 2017)
commit: skip discarding the index if there is...
How do I get the resource id of an image if I know its name?
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answered Jun 15 '10 at 9:46
Francesco LauritaFrancesco Laurita
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