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What is the proper way to URL encode Unicode characters?
...velopers. (I regularly ask Java interviewees what the difference between a Reader and an InputStream is, and regularly get blank looks)
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Value of i for (i == -i && i != 0) to return true in Java
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As i have read..java's int arithmetic is arithmetic mod 2power32, so i was thinking if we can prove this value in just 1 or 2 lines..if its a big proof..then no issue.
– Sunny
Jul 22 '13 at 6:35
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Performance differences between debug and release builds
...= x; Pretty common in statements like dest[ix+1] = src[ix+1]; written for readability without introducing a helper variable. No need to compromise readability.
Constant folding. x = 1 + 2; becomes x = 3; This simple example is caught early by the compiler, but happens at JIT time when other opti...
How do you dynamically add elements to a ListView on Android?
...a layout with a ListView. You don't need to find the id's view. As you can read on the Reference: ListActivity is an activity that includes a ListView as its only layout element by default. [...] (it) hosts a ListView object. So, by default the methods (as setAdapter, etc) are "inside" the Class.
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AJAX POST and Plus Sign ( + ) — How to Encode?
...s $_GET, $_POST or $_REQUEST in PHP, you are retrieving values that have already been decoded.
Example:
In your JS:
// url encode your string
var string = encodeURIComponent('+'); // "%2B"
// send it to your server
window.location = 'http://example.com/?string='+string; // http://example.com/?s...
What exactly is Python's file.flush() doing?
...lly what this means is that if another process has that same file open for reading, it will be able to access the data you just flushed to the file. However, it does not necessarily mean it has been "permanently" stored on disk.
To do that, you need to call the os.fsync method which ensures all ope...
How to sort strings in JavaScript
... your question is:
return item1.attr.localeCompare(item2.attr);
Further reading:
https://softwareengineering.stackexchange.com/questions/257286/is-there-any-language-agnostic-specification-for-string-natural-sorting-order
How do you do string comparison in JavaScript?
Javascript : natural sort ...
What is an unsigned char?
...0 LSB comes first. Now Main Part . if i use printf("%d" , *p). printf will read first byte 11010010only the output is -46 but 11010010 is 210 so why does it print -46 . I am really confused i guess some char to integer promotion is doing something but i don't know.
– Suraj Jain...
Python Linked List
...t in Python" "In real world": describe the benefits for your example e.g., readability, performance or other "practical value" of your choosing). I've made a similar request in the past: in 8 years, zero links except for doubly linked lists used in Raymond Hettinger's ordered set recipe--perhaps, it...
Chrome: timeouts/interval suspended in background tabs?
...sound forces the browser to retain the performance - I discovered it after reading this comment: How to make JavaScript run at normal speed in Chrome even when tab is not active?
I need unlimited performance on-demand for a browser game that uses WebSockets, so I know from experience that using Web...