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Printing the last column of a line in a file
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Using Perl
$ cat rayne.txt
A1 123 456
B1 234 567
C1 345 678
A1 098 766
B1 987 6545
C1 876 5434
$ perl -lane ' /A1/ and $x=$F[2] ; END { print "$x" } ' rayne.txt
766
$
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Test if string is a number in Ruby on Rails
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\Z allows to have \n at the end of the string, so "123\n" will pass validation, regardless that it's not fully numeric. But if you use \z then it will be more correct regexp: /\A\d+\z/
– SunnyMagadan
Aug 14 '17 at 9:14
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Java - How to create new Entry (key, value)
...y<String, Object> entry = new MyEntry<String, Object>("Hello", 123);
System.out.println(entry.getKey());
System.out.println(entry.getValue());
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Testing two JSON objects for equality ignoring child order in Java
...a = getRESTData("/friends/367.json");
String expected = "{friends:[{id:123,name:\"Corby Page\"}"
+ ",{id:456,name:\"Solomon Duskis\"}]}";
JSONAssert.assertEquals(expected, data, false);
}
The parameters in the JSONAssert.assertEquals() call are expectedJSONString, actualDataString,...
Clear terminal in Python [duplicate]
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123
What about escape sequences?
print(chr(27) + "[2J")
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Pad a number with leading zeros in JavaScript [duplicate]
...re.
Example usage:
pad(10, 4); // 0010
pad(9, 4); // 0009
pad(123, 4); // 0123
pad(10, 4, '-'); // --10
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A worthy developer-friendly alternative to PayPal [closed]
...2"
-d "card[exp_month]=12"
-d "card[exp_year]=2012"
-d "card[cvc]=123"
Excellent developer tools and a sandbox
You can test your payment form integration with test API keys before going live. More info: https://stripe.com/docs/testing
Good example API implementations, preferably ...
How to add and get Header values in WebApi
...oducts/10',
type: 'GET',
headers: { 'username': 'test','password':'123' },
success: function (data) {
alert(data);
},
failure: function (result) {
alert('Error: ' + result);
}
});
Hope this helps someone ...
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Why doesn't this code simply print letters A to Z?
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123
Because once 'z' is reached (and this is a valid result within your range, the $i++ increments...
Can I call a base class's virtual function if I'm overriding it?
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123
Yes,
class Bar : public Foo
{
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void printStuff()
{
Foo::printStuff();...