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Format in kotlin string templates
Kotlin has an excellent feature called string templates. I really love it.
6 Answers
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What is std::string::c_str() lifetime?
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The c_str() result becomes invalid if the std::string is destroyed or if a non-const member function of the string is called. So, usually you will want to make a copy of it if you need to keep it around.
In the case of your example, it appears that the results of c_str(...
How to check if an NSDictionary or NSMutableDictionary contains a key?
...use valueForKey for a JSON dictionary. That's because JSON can contain any string as a key. For example, if it contains "@count" as a key, then objectForKey:@"@count" will give the correct value, but valueForKey:@"@count" will give the number of key/value pairs.
– gnasher729
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Why are private fields private to the type, not the instance?
...ith code in which you have two objects of the same class, then there is no extra dependency. A class always depends on itself.
However, all this theory about encapsulation fails as soon as someone creates properties (or get/set pairs in Java) and exposes all the fields directly, which makes classes...
Does Ruby have a string.startswith(“abc”) built in method?
Does Ruby have a some_string.starts_with("abc") method that's built in?
4 Answers
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How to insert a line break in a SQL Server VARCHAR/NVARCHAR string
...nsert-carriage-return-and-new-line-feed-in-code/
You just concatenate the string and insert a CHAR(13) where you want your line break.
Example:
DECLARE @text NVARCHAR(100)
SET @text = 'This is line 1.' + CHAR(13) + 'This is line 2.'
SELECT @text
This prints out the following:
This is line ...
How can I match on an attribute that contains a certain string?
...ch <div class="Patagonia Halbtagsarbeit">, which contains the target strings but is not a div with the given classes.
– bobince
Dec 2 '11 at 22:52
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How do I create a Java string from the contents of a file?
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Read all text from a file
Java 11 added the readString() method to read small files as a String, preserving line terminators:
String content = Files.readString(path, StandardCharsets.US_ASCII);
For versions between Java 7 and 11, here's a compact, robust idiom, wrapped up...
Remove an item from array using UnderscoreJS
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Please exercise care if you are filtering strings and looking for case insensitive filters. _.without() is case sensitive. You can also use _.reject() as shown below.
var arr = ["test","test1","test2"];
var filtered = _.filter(arr, function(arrItem) {
return ar...
How to generate unique ID with node.js
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The fastest possible way to create random 32-char string in Node is by using native crypto module:
const crypto = require("crypto");
const id = crypto.randomBytes(16).toString("hex");
console.log(id); // => f9b327e70bbcf42494ccb28b2d98e00e
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