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Why would you use an ivar?
... test setup is really simple: Create 1 Mio random accounts, add them to an array and sort that array. That's it. Of course, there are two arrays, one for AccountA objects and one for AccountB objects and both arrays are filled with identical accounts (same data source). We time how long it takes to ...
Converting stream of int's to char's in java
...to be aware of which encoding you want to use. You can then either pass an array of bytes into the String constructor and provide a Charset, or use InputStreamReader with the appropriate Charset instead.
Simply casting from int to char only works if you want ISO-8859-1, if you're reading bytes from...
How to modify a global variable within a function in bash?
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Thanks for the point, but I have to return an string array, and within the function I have to add elements to two global string arrays.
– harrison4
May 9 '14 at 13:00
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How do I parse JSON in Android? [duplicate]
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JSONObject jObject = new JSONObject(result);
If your json string is an array, e.g.:
String result = "[{\"someKey\":\"someValue\"}]"
then you should use JSONArray as demonstrated below and not JSONObject
To get a specific string
String aJsonString = jObject.getString("STRINGNAME");
To get ...
Save and load MemoryStream to/from a file
... In the first code block, instead of manually copying memory stream to array, you can use built-in ms.ToArray() function.
– Gman
Mar 25 '13 at 12:36
5
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How to use ng-repeat without an html element
... need to use ng-repeat (in AngularJS) to list all of the elements in an array.
8 Answers
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Logical Operators, || or OR?
...that when $this->positions() returns false or null, $positions is empty array. But it isn't. The value is TRUE or FALSE depends on what $this->positions() returns.
If you need to get value of $this->positions() or empty array, you have to use:
$positions = $this->positions() or [];
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How do I catch a numpy warning like it's an exception (not just for testing)?
... option for numpy.seterr:
>>> import numpy as np
>>> np.array([1])/0 #'warn' mode
__main__:1: RuntimeWarning: divide by zero encountered in divide
array([0])
>>> np.seterr(all='print')
{'over': 'warn', 'divide': 'warn', 'invalid': 'warn', 'under': 'ignore'}
>>>...
How to determine function name from inside a function
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From the Bash Reference Manual:
FUNCNAME
An array variable containing the names of all shell functions currently in the execution call stack. The element with index 0 is the name of any currently-executing shell function. The bottom-most element (the one with the highe...
Is there any kind of hash code function in JavaScript?
...ing else is converted to a string).
You could, alternatively, maintain an array which indexes the objects in question, and use its index string as a reference to the object. Something like this:
var ObjectReference = [];
ObjectReference.push(obj);
set['ObjectReference.' + ObjectReference.indexOf(...