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How costly is .NET reflection?
...t method to log the error in try-catch. basically to avoid hardcoding the function name while logging error. Do i need to worry?
– Sangram Nandkhile
Dec 18 '15 at 6:32
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How to output a multiline string in Bash?
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Not great if you need this in a function because you'll either need to 1) outdent the string all the way to the left of your file or 2) keep it indented to line up with the rest of your code but then it prints with the indents as well
–...
Site does not exist error for a2ensite
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$ sudo a2ensite mywebsite.conf
5) Check the website on browser and have fun! :)
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Convert string to a variable name
...reg mentioned, assign to assign the variables.
original_string <- c("x=123", "y=456")
pairs <- strsplit(original_string, "=")
lapply(pairs, function(x) assign(x[1], as.numeric(x[2]), envir = globalenv()))
ls()
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How can I make a clickable link in an NSAttributedString?
...ributedString:
Swift 3
extension NSMutableAttributedString {
public func setAsLink(textToFind:String, linkURL:String) -> Bool {
let foundRange = self.mutableString.range(of: textToFind)
if foundRange.location != NSNotFound {
self.addAttribute(.link, value: link...
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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how do I check in bash whether a file was created more than x time ago?
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function file-age { FILE_CREATED_TIME=`date -r "$1" +%s`; TIME_NOW=`date +%s`; echo "$[ ${TIME_NOW} - ${FILE_CREATED_TIME} ]"; }
– turiyag
Apr 28 '18 at 18:50
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When should I create a destructor?
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Awesome article Eric. Props for this --> "Extra bonus fun: the runtime uses less aggressive code generation and less aggressive garbage collection when running the program in the debugger, because it is a bad debugging experience to have objects that you are debugging suddenly d...
What good technology podcasts are out there?
...I. Same guy who does Polymorphic Podcast)
tech5 (Consumer Tech. Mostly a fun waste of 5 minutes because Dvorak is so... Spolsky.)
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edited Sep 14 '09 at 9:16
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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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