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Concatenating multiple text files into a single file in Bash
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554
This appends the output to all.txt
cat *.txt >> all.txt
This overwrites all.txt
cat *....
How to declare variable and use it in the same Oracle SQL script?
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SQL> select ename, sal
2 from emp
3 where deptno = &p_dno
4 /
old 3: where deptno = &p_dno
new 3: where deptno = 20
ENAME SAL
---------- ----------
CLARKE 800
ROBERTSON 2975
RIGBY 3000
KULASH 1100
GASPAROTTO 3000
SQ...
Compelling examples of custom C++ allocators?
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124
As I mention here, I've seen Intel TBB's custom STL allocator significantly improve performance ...
What are the differences between git branch, fork, fetch, merge, rebase and clone?
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edited May 23 '17 at 11:47
Community♦
111 silver badge
answered Jul 25 '10 at 16:27
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Are there any disadvantages to always using nvarchar(MAX)?
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David KrepsDavid Kreps
2,95433 gold badges2020 silver badges1919 bronze badges
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Evenly space multiple views within a container view
...00 and with Height Equals to all of the other 'spacer views'. 'Spacer View 4' has a bottom space constraint to superview. Each label has a respective top and bottom constraints to its nearest 'spacer views'.
Note: Be sure you DON'T have extra top/bottom space constraints on your labels to superview...
Can I set variables to undefined or pass undefined as an argument?
...rt of the language; null would have worked just fine for (2) and (3), and (4) is a misfeature that only exists because in the beginning JavaScript had no exceptions.
what does if (!testvar) actually do? Does it test for undefined and null or just undefined?
Such a ‘truthiness’ test checks ...
Read specific columns from a csv file with csv module?
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Ryan SaxeRyan Saxe
13.7k1717 gold badges6464 silver badges111111 bronze badges
1
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How do you test functions and closures for equality?
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answered Sep 5 '14 at 21:15
drewagdrewag
85.4k2727 gold badges131131 silver badges126126 bronze badges
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GitHub “fatal: remote origin already exists”
I am trying to follow along Michael Hartl's Rails tutorial but I've run across an error.
19 Answers
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