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Effect of NOLOCK hint in SELECT statements
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1) Yes, a select with NOLOCK will complete faster than a normal select.
2) Yes, a select with...
How to get number of rows using SqlDataReader in C#
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edited May 2 '17 at 1:25
answered Sep 5 '09 at 13:25
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Subset of rows containing NA (missing) values in a chosen column of a data frame
...data frame DF has columns that contain observed values and a column ( VaR2 ) that contains the date at which a measurement has been taken. If the date was not recorded, the CSV file contains the value NA , for missing data.
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What happens if I define a 0-size array in C/C++?
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An array cannot have zero size.
ISO 9899:2011 6.7.6.2:
If the expression is a constant expression, it shall have a value greater than zero.
The above text is true both for a plain array (paragraph 1). For a VLA (variable length array), the behavior is undefine...
Can I export a variable to the environment from a bash script without sourcing it?
...ble, print commands that will set the environment variable:
$ cat set-vars2.sh
#!/bin/bash
echo export FOO=BAR
$ eval "$(./set-vars2.sh)"
$ echo "$FOO"
BAR
A third approach is to have a script that sets your environment variable(s) internally and then invokes a specified command with that environ...
What is external linkage and internal linkage?
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When you write an implementation file (.cpp, .cxx, etc) your compiler generates a translation ...
warning: [options] bootstrap class path not set in conjunction with -source 1.5
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102
From a blog post:
To use javac from JDK N to cross-compiler to an older platform version, th...
Loop through each row of a range in Excel
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Rachel Hettinger
6,18922 gold badges1818 silver badges2727 bronze badges
answered Sep 23 '09 at 0:19
MikeMike
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{version} wildcard in MVC4 Bundle
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edited Oct 23 '16 at 7:48
Tomas Kubes
18.7k1414 gold badges8585 silver badges122122 bronze badges
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