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What is the “right” way to iterate through an array in Ruby?
...out creating an array (consider 0..1000000000)
working for any Range (e.g. Strings, not just Integers)
without using any extra object oriented power (i.e. no class modification)
I believe this is impossible without defining a pred method, which means modifying the Range class to use it. If you ca...
Insert line after first match using sed
...t inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
8 An...
Regular expression to match any character being repeated more than 10 times
...ckslashes, e.g. Emacs would make you write \(.\)\1\{9,\} here.
If a whole string should consist of 9 or more identical characters, add anchors around the pattern:
my $regex = qr/^(.)\1{9,}$/;
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Searching if value exists in a list of objects using Linq
...case insensitive search: cus => cus.FirstName.Equals("John", StringComparison.CurrentCultureIgnoreCase)
– jmservera
Jul 1 '09 at 20:40
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Why is the default value of the string type null instead of an empty string?
It's quite annoying to test all my strings for null before I can safely apply methods like ToUpper() , StartWith() etc...
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Python truncate a long string
How does one truncate a string to 75 characters in Python?
17 Answers
17
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How to remove the hash from window.location (URL) with JavaScript without page refresh?
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Use this line to make sure you don't lose the query string: history.pushState("", document.title, window.location.pathname + window.location.search);
– Phil Kulak
Mar 13 '12 at 15:56
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Should IBOutlets be strong or weak under ARC?
... Is there such a thing as a redundant retain? If there's an extra retain, that will cause it to not be counted properly, and therefore won't be freed as soon as it could be since there's an extra retain on its retain count.
– karlbecker_com
Feb 2...
What's best SQL datatype for storing JSON string?
What's the best SQL datatype for storing JSON string?
5 Answers
5
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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw
...eUploadEvent event) {
UploadedFile uploadedFile = event.getFile();
String fileName = uploadedFile.getFileName();
String contentType = uploadedFile.getContentType();
byte[] contents = uploadedFile.getContents(); // Or getInputStream()
// ... Save it, now!
}
Or if you want non-aj...