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What is the memory consumption of an object in Java?
... example, the JVM or native compiler might decide to store a boolean[] in 64-bit long chunks like a BitSet. It does not have to tell you, so long as the program gives the same answers.
It might allocate some temporary Objects on the stack.
It may optimize some variables or method calls to...
Are there any style options for the HTML5 Date picker?
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answered Apr 19 '13 at 14:17
AnselmAnselm
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How to convert hex to rgb using Java?
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xhhxhh
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Naming returned columns in Pandas aggregate function? [duplicate]
...om.load_data('Loblolly')
print(data.head())
# height age Seed
# 1 4.51 3 301
# 15 10.89 5 301
# 29 28.72 10 301
# 43 41.74 15 301
# 57 52.70 20 301
df = data.groupby('Seed').agg(
{'age':['sum'],
'height':['mean', 'std']})
print(df.head())
# age h...
Turning a Comma Separated string into individual rows
...8, '17,19'
INSERT Testdata SELECT 3, 7, '13,19,20'
INSERT Testdata SELECT 4, 6, ''
INSERT Testdata SELECT 9, 11, '1,2,3,4'
The query
;WITH tmp(SomeID, OtherID, DataItem, String) AS
(
SELECT
SomeID,
OtherID,
LEFT(String, CHARINDEX(',', String + ',') - 1),
ST...
How to configure Visual Studio to use Beyond Compare
...oper path for your machine, including version number)
Arguments: %1 %2 %3 %4 /title1=%6 /title2=%7 /title3=%8 /title4=%9
If using Beyond Compare v3/v4 Standard or Beyond Compare v2 (2-way Merge):
Extension: .*
Operation: Merge
Command: C:\Program Files\Beyond Compare 3\BComp.exe (replace with th...
In Ruby, is there an Array method that combines 'select' and 'map'?
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14 Answers
14
Active
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Get element inside element by class and ID - JavaScript
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242
Well, first you need to select the elements with a function like getElementById.
var targetDiv...
How can you detect the version of a browser?
...that would let me detect if the user visiting the website has Firefox 3 or 4. All I have found is code to detect the type of browser but not the version.
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How to define hash tables in Bash?
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Bash 4
Bash 4 natively supports this feature. Make sure your script's hashbang is #!/usr/bin/env bash or #!/bin/bash so you don't end up using sh. Make sure you're either executing your script directly, or execute script with b...