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Password masking console application
...comments, and modifying it to use SecureString instead of String, test for all control keys, and not error or write an extra "*" to the screen when the password length is 0, my solution is:
public static SecureString getPasswordFromConsole(String displayMessage) {
SecureString pass = new Secure...
Preview an image before it is uploaded
...file (image) before it is uploaded. The preview action should be executed all in the browser without using Ajax to upload the image.
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Shortcuts in Objective-C to concatenate NSStrings
...option has many upvotes, I think this is the best answer if you don't know all your strings upon construction. Every time you append a string, you're creating a lot of overhead. Using a mutable string removes that problem.
– Eli
Dec 22 '09 at 1:25
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Can't compile project when I'm using Lombok under IntelliJ IDEA
...ors.
For IDEA 2019.2.1, depending on how the project is configured, installing the Project Lombok plugin may not be sufficient. Here is another way to use Project Lombok with IntelliJ IDEA:
Visit https://projectlombok.org/download
Download the JAR file into the project lib directory (e.g., $HOM...
How can I sort a List alphabetically?
...t; object that contains country names. How can I sort this list alphabetically?
13 Answers
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Pretty printing XML in Python
...l get you pretty xml, but note that what comes out in the text node is actually different than what came in - there are new whitespaces on text nodes. This may cause you trouble if you are expecting EXACTLY what fed in to feed out.
– Todd Hopkinson
Jan 12 '12 a...
How do I clone a range of array elements to a new array?
...e an array X of 10 elements. I would like to create a new array containing all the elements from X that begin at index 3 and ends in index 7. Sure I can easily write a loop that will do it for me but I would like to keep my code as clean as possible. Is there a method in C# that can do it for me?
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Inputting a default image in case the src attribute of an html is not valid?
...body>
</html>
Since the first image doesn't exist, the fallback (the sprites used on this web site*) will display. And if you're using a really old browser that doesn't support object, it will ignore that tag and use the img tag. See caniuse website for compatibility. This element...
CSS scrollbar style cross browser [duplicate]
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@jmendeth Well, I did not take the time to test it all myself, but according to this page it should work for IE, Chrome, Firefox. And according to this forum thread the IE style rules also work(ed?) in Opera, but only on the main page scrollbars. Not on those for textarea or ...
How to “pretty” format JSON output in Ruby on Rails
... the code above in a controller, you'll have tons of useless whitespace in all responses, which isn't even needed for client-side debugging as any tools worth their salt (eg. Firebug) already handle prettyprinting JSON.
– lambshaanxy
Sep 20 '11 at 3:37
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