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C++ valarray vs. vector
...e vectors a lot. They're nifty and fast. But I know this thing called a valarray exists. Why would I use a valarray instead of a vector? I know valarrays have some syntactic sugar, but other than that, when are they useful?
...
How do you represent a JSON array of strings?
...t accepts single quotes ', JSON only takes double ones ".
[ will start an array:
[value, value]
Hint: spaces among elements are always ignored by any JSON parser.
And value is an object, array, string, number, bool or null:
So yeah, ["a", "b"] is a perfectly valid JSON, like you could try on t...
Why is extending native objects a bad practice?
...ill break that other code.
When it comes adding methods to the object and array classes in javascript, the risk of breaking something is very high, due to how javascript works. Long years of experience have taught me that this kind of stuff causes all kinds of terrible bugs in javascript.
If you n...
Difference between json.js and json2.js
...
I also noticed that json2 stringified arrays differently than json2007.
In json2007:
var array = [];
array[1] = "apple";
array[2] = "orange";
alert(array.toJSONString()); // Output: ["apple", "orange"].
In json2:
var array = [];
array[1] = "apple";
array[2] ...
How to randomize two ArrayLists in the same fashion?
I have two arraylist filelist and imgList which related to each other, e.g. "H1.txt" related to "e1.jpg". How to automatically randomized the list of imgList according to the randomization of fileList ? Like in excel, if we sort certain column, the other column will automatically follow?
...
efficient circular buffer?
... My guess is that its implemented as a linked list and not an array.
– e-satis
Jan 24 '17 at 14:56
1
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Java Serializable Object to Byte Array
...
Prepare the byte array to send:
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream out = null;
try {
out = new ObjectOutputStream(bos);
out.writeObject(yourObject);
out.flush();
byte[] yourBytes = bos.toBy...
How do HashTables deal with collisions?
... the first option, is there any reason a linked list is used instead of an array or even a binary search tree?
– user142019
May 5 '13 at 5:28
1
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string.Join on a List or other type
I want to turn an array or list of ints into a comma delimited string, like this:
7 Answers
...
Using GSON to parse a JSON array
...aused by comma at the end of (in your case each) JSON object placed in the array:
{
"number": "...",
"title": ".." , //<- see that comma?
}
If you remove them your data will become
[
{
"number": "3",
"title": "hello_world"
}, {
"number": "2",
...