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in javascript, how can i get the last character in a string [duplicate]
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Since in Javascript a string is a char array, you can access the last character by the length of the string.
var lastChar = myString[myString.length -1];
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Map vs Object in JavaScript
...an iterate its elements in insertion order - a for..of loop will return an array of [key, value] for each iteration.
and
Objects are similar to Maps in that both let you set keys to values,
retrieve those values, delete keys, and detect whether something is
stored at a key. Because of this...
Storing Objects in HTML5 localStorage
...lem with this approach are performance issues, if you have to handle large arrays or objects.
– Mark
Oct 29 '14 at 9:35
3
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What's a reliable way to make an iOS app crash?
...method implemented in that class haha
Or index beyond bound exception:
NSArray * array = [NSArray array];
[array objectAtIndex:5];
And of course
kill( getpid(), SIGABRT );
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Converting Integer to Long
...(), classUnderTest, runtimeInstance);
Long value1 = tmp.longValue();
For arrays, it will be trickier...
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Rails: select unique values from a column
...s generates SQL which use SELECT DISTINCT rather than applying .uniq to an array
– Mikey
Jun 19 '13 at 15:38
25
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How do I parse a URL query parameters, in Javascript? [duplicate]
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Today (2.5 years after this answer) you can safely use Array.forEach. As @ricosrealm suggests, decodeURIComponent was used in this function.
function getJsonFromUrl(url) {
if(!url) url = location.search;
var query = url.substr(1);
var result = {};
query.split("&").fo...
How to convert a List into a comma separated string without iterating List explicitly [dupli
... idList but it does not appear in your code:
List<String> ids = new ArrayList<String>();
ids.add("1");
ids.add("2");
ids.add("3");
ids.add("4");
String idList = ids.toString();
String csv = idList.substring(1, idList.length() - 1).replace(", ", ",");
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How to create an object property from a variable value in JavaScript? [duplicate]
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Somehow this method gave me an array [a:b] instead of {a:b}
– Jhourlad Estrella
Aug 28 '18 at 2:49
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How to run an EXE file in PowerShell with parameters with spaces and quotes
..., 'java', '-jar', 'app.jar')
Just put paths or connection strings in one array item and split the other things in one array item each.
There are a lot of other options here: https://social.technet.microsoft.com/wiki/contents/articles/7703.powershell-running-executables.aspx
Microsoft should make...