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FormData.append(“key”, “value”) is not working

...me newer browsers, this is no longer true and you can now see the data provided to FormData in addition to just stuffing data into it. See the accepted answer for more info. share | improve this ans...
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Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?

...ropriate documentation be useful here? For example, Scala's StringOps (basically a class of "extension methods" for Java's String) has a method parition(Char => Boolean): (String, String) (takes in predicate, returns tuple of 2 strings). It's obvious what the output is (obviously one is going to ...
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How to POST raw whole JSON in the body of a Retrofit request?

...(String foo, String bar) { this.foo = foo; this.bar = bar; } } Calling with: FooResponse = foo.postJson(new FooRequest("kit", "kat")); Will yield the following body: {"foo":"kit","bar":"kat"} The Gson docs have much more on how object serialization works. Now, if you really really...
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Find nearest latitude/longitude with an SQL query

...fore the decimal, e.g. -123.456789 degrees. Your table should also have an id attribute to serve as the primary key. CREATE TABLE `markers` ( `id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY , `name` VARCHAR( 60 ) NOT NULL , `address` VARCHAR( 80 ) NOT NULL , `lat` FLOAT( 10, 6 ) NOT NULL , `l...
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How to make a chain of function decorators?

...ther object scream = shout # Notice we don't use parentheses: we are not calling the function, # we are putting the function "shout" into the variable "scream". # It means you can then call "shout" from "scream": print(scream()) # outputs : 'Yes!' # More than that, it means you can remove the ol...
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getActivity() returns null in Fragment function

...hod to your Fragment and putting a break point on it and seeing when it is called relative to your call to asd(). You'll see that it is called after the method where you make the call to asd() exits. The onAttach call is where the Fragment is attached to its activity and from this point getActivity(...
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SQL how to increase or decrease one for a int column in one command

..... To answer the second: There are several ways to do this. Since you did not specify a database, I will assume MySQL. INSERT INTO table SET x=1, y=2 ON DUPLICATE KEY UPDATE x=x+1, y=y+2 REPLACE INTO table SET x=1, y=2 They both can handle your question. However, the first syntax allows for...
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Why is a div with “display: table-cell;” not affected by margin?

... property is not applicable to display:table-cell elements. Solution Consider using the border-spacing property instead. Note it should be applied to a parent element with a display:table layout and border-collapse:separate. For example: HTML <div class="table"> <div class="row"&g...
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How To: Best way to draw table in console app (C#)

... You could do something like the following: static int tableWidth = 73; static void Main(string[] args) { Console.Clear(); PrintLine(); PrintRow("Column 1", "Column 2", "Column 3", "Column 4"); PrintLine(); PrintRow("", "", "", ""); PrintRow("", "", "", ""); ...
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parseInt(null, 24) === 23… wait, what?

...From 15.1.2.2 parseInt (string , radix): When the parseInt function is called, the following steps are taken: Let inputString be ToString(string). Let S be a newly created substring of inputString consisting of the first character that is not a StrWhiteSpaceChar and all character...