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How to run cron job every 2 hours
How can I write a Crontab that will run my /home/username/test.sh script every 2 hours?
5 Answers
...
What is the idiomatic Go equivalent of C's ternary operator?
... idiomatic way.
Why does Go not have the ?: operator?
There is no ternary testing operation in Go. You may use the following to achieve the same result:
if expr {
n = trueVal
} else {
n = falseVal
}
The reason ?: is absent from Go is that the language's designers had seen the operation use...
What are the undocumented features and limitations of the Windows FINDSTR command?
... and BUG in part 2 of answer
Source of data to search (Updated based on tests with Windows 7)
Findstr can search data from only one of the following sources:
filenames specified as arguments and/or using the /F:file option.
stdin via redirection findstr "searchString" <file
data stream from...
LINQ Select Distinct with Anonymous Types
...the public
properties on the type to compute an
object's hash code and test for
equality. If two objects of the same
anonymous type have all the same
values for their properties – the
objects are equal.
So it's totally safe to use the Distinct() method on a query that returns anonymo...
How can I concatenate regex literals in JavaScript?
... (r1.multiline ? 'm' : ''));
console.log(r3);
var m = 'test that abcdef and abcdef has a match?'.match(r3);
console.log(m);
// m should contain 2 matches
This will also give you the ability to retain the regular expression flags from a previous RegExp using the standard ...
What is the difference between self::$bar and static::$bar in PHP?
...
{
protected static $bar = 'parent value';
public static function test()
{
var_dump('I am your father');
var_dump('self:: here means '.self::$bar);
var_dump('static:: here means '.static::$bar);
}
}
class Bar extends Foo
{
protected static $bar = 'chil...
Check if an array contains any element of another array in JavaScript
...t;= 0)
How it works
some(..) checks each element of the array against a test function and returns true if any element of the array passes the test function, otherwise, it returns false. indexOf(..) >= 0 and includes(..) both return true if the given argument is present in the array.
...
String formatting: % vs. .format vs. string literal
...
what about "%(a)s, %(a)s" % {'a':'test'}
– ted
Aug 23 '12 at 9:53
130
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Is floating-point math consistent in C#? Can it be?
...ou need absolute portability of such operations. It discusses software for testing implementations of the IEEE 754 standard, including software for emulating floating point operations. Most information is probably specific to C or C++, however.
http://www.math.utah.edu/~beebe/software/ieee/
A note...
Safe String to BigDecimal conversion
... notice that method. Thanks, that seems to be the best way to do it. Gonna test it now and if it works properly - accept the answer.
– bezmax
Sep 20 '10 at 15:03
15
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