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JavaScript, elegant way to check nested object properties for null/undefined [duplicate]
...that i have an object e.g. user = {} and through the course of using the app this gets populated. Let's say somwhere, after an AJAX call or something i do this:
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How to make overlay control above all other controls?
I need to make a control appear above all other controls, so it will partially overlay them.
6 Answers
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How do I create a file and write to it in Java?
..._8);
//Files.write(file, lines, StandardCharsets.UTF_8, StandardOpenOption.APPEND);
Creating a binary file:
byte data[] = ...
Path file = Paths.get("the-file-name");
Files.write(file, data);
//Files.write(file, data, StandardOpenOption.APPEND);
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Hidden Features of C#? [closed]
...ally useful, but no one uses it!
I'm willing to bet that every production app has the following code, even though it shouldn't:
string path = dir + "\\" + fileName;
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How do I dump an object's fields to the console?
...is was helpful when I was trying to inspect an Amazon S3 object in a Rails app console.
– Paul
Sep 24 '12 at 6:27
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Local file access with JavaScript
... Damn. This is stupid, of course. Javascript is supposedly an application-agnostic scripting language. Not every application is a web browser. I came here because I'm interested in scripting Photoshop, for instance. Even if some applications don't provide file access classes, it makes s...
Unicode, UTF, ASCII, ANSI format differences
...gate pairs. These used to be relatively rarely used, but now many consumer applications will need to be aware of non-BMP characters in order to support emojis.
UTF-8: Variable length encoding, 1-4 bytes per code point. ASCII values are encoded as ASCII using 1 byte.
UTF-7: Usually used for mail enco...
What is the advantage of using async with MVC5?
...NET requests to a CDN. A simple CDN is merely using subdomain and separate app pool for physical files like your javascript and images. Alternatively you could use NgineX / Lighttpd / Apache for files, or you could use a third party service such as Akamai (king for CDN but most expensive)
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Does anyone beside me just NOT get ASP.NET MVC? [closed]
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Compared to Web Forms, MVC is simultaneously a lower-level approach to HTML generation with greater control over the page output and a higher-level, more architecturally-driven approach. Let me capture Web Forms and MVC and show why I think that the comparison favors Web Forms in man...
Will Dart support the use of existing JavaScript libraries?
... ships a JS-interop library to use existing JavaScript code with your Dart app. Learn more here: https://www.dartlang.org/articles/js-dart-interop/
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