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StringIO in Python3
I am using Python 3.2.1 and I can't import the StringIO module. I use
io.StringIO and it works, but I can't use it with numpy 's genfromtxt like this:
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How to display long messages in logcat
I am trying to display long message on logcat. If the length of message is more than 1000 characters, it gets broken.
10 A...
Any way to properly pretty-print ordered dictionaries?
I like the pprint module in Python. I use it a lot for testing and debugging. I frequently use the width option to make sure the output fits nicely within my terminal window.
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How can I update a single row in a ListView?
...h a queue and all) and when the image is downloaded, I now call notifyDataSetChanged() on the list adapter to update the image. This works, but getView() is getting called too frequently, since notifyDataSetChanged() calls getView() for all visible items. I want to update just the single ite...
php：获取数组第一个值 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...组第一个值。不过为了兼容性，建议还是采取reset(),current(),next()等函数来取数组中的值，reset($arr)后current($arr)取第一个值。自PHP 5.4版本后可以使用 [ ] 来取数据指定位置的元素，索引从0开始，即$arr[0]取数组第一个值。不过为了...
Formatting a number with exactly two decimals in JavaScript
I have this line of code which rounds my numbers to two decimal places. But I get numbers like this: 10.8, 2.4, etc. These are not my idea of two decimal places so how I can improve the following?
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List comprehension in Ruby
... square brackets in the python example, to collapse the comprehension to a set of results. Ruby has no facility similar to generators.
– Guss
Sep 30 '14 at 18:30
4
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Why are function pointers and data pointers incompatible in C/C++?
...current desktop applications, but to allow it to be implemented on a large set of hardware.
It seems like the C language committee never intended void* to be a pointer to function, they just wanted a generic pointer to objects.
The C99 Rationale says:
6.3.2.3 Pointers
C has now been implem...
Purpose of Activator.CreateInstance with example?
...ancyObject like this one below:
class MyFancyObject
{
public int A { get;set;}
}
It lets you turn:
String ClassName = "MyFancyObject";
Into
MyFancyObject obj;
Using
obj = (MyFancyObject)Activator.CreateInstance("MyAssembly", ClassName))
and can then do stuff like:
obj.A = 100;
That'...
Does IMDB provide an API? [closed]
I recently found a movie organizer application which fetches its data from the IMDB database .
19 Answers
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