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Using braces with dynamic variable names in PHP
...me in some cases.
In PHP7, dynamic variables, properties, and methods will now be evaluated strictly in left-to-right order, as opposed to the mix of special cases in PHP5. The examples below show how the order of evaluation has changed.
Case 1 : $$foo['bar']['baz']
PHP5 interpetation : ${$foo['bar...
Remove duplicates from a List in C#
...k to front, to avoid having to resort list after each removal
This example now uses C# Value Tuples to do the swapping, substitute with appropriate code if you can't use that
The end-result is no longer sorted
share
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Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc)
As far as I know, there are three JSON Parsers for Objective-C, JSON Framework , YAJL , and Touch JSON . Then, These three would have their own characteristics.
For example:
YAJL can be used as a SAX style parser.
JSON Framework has relatively long history and is widely used.
Touch JSO...
How to make IPython notebook matplotlib plot inline
...I just tested your commands since it's been a while with updates and all. Now everything works fine on Python 2.7.9 and IPython 3.1.0.
– Ian Fiske
May 20 '15 at 20:05
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Jelly Bean DatePickerDialog — is there a way to cancel?
... if (mCallBack != null) mDatePicker.clearFocus();
super.onStop();
}
Now if someone can tell me how I can propose a patch/bug report to Android, I'd be glad to. Meanwhile, I suggested a possible fix (simple) as an attached version of DatePickerDialog.java in the Issue there.
Concept to avoid ...
Removing carriage return and new-line from the end of a string in c#
...
I've been writing c# since v1.0 came out (10 years ago). Now you tell me about TrimEnd. Doh!
– s15199d
Dec 28 '12 at 20:05
7
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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
...is will throw a NullReferenceException in the second line and you want to know why .NET doesn't tell you that it was s that was null when the exception was thrown.
To understand why you don't get that piece of information you should remember that it is not C# source that executes but rather IL:
I...
scrollIntoView Scrolls just too far
...e wrong direction so all I had to do was change it from += 10 to -= 10 and now it's loading just right, thanks a lot for the help!!!!
– Matthew Wilson
Jul 10 '14 at 1:38
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What is memoization and how can I use it in Python?
... return k * factorial(k - 1)
factorial = Memoize(factorial)
A feature known as "decorators" was added in Python 2.4 which allow you to now simply write the following to accomplish the same thing:
@Memoize
def factorial(k):
if k < 2: return 1
return k * factorial(k - 1)
The Python D...
How to attach file to a github issue?
...esn't allow attaching files.
Update: You can post images to GitHub issues now. The easiest way is to copy the image (right click, Copy image) and then paste it into the text box where you describe the issue.
OR
Just drag and drop
...