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What is the difference between statically typed and dynamically typed languages?
...cally-typed language with type inference).
Examples: Perl, Ruby, Python, PHP, JavaScript
Most scripting languages have this feature as there is no compiler to do static type-checking anyway, but you may find yourself searching for a bug that is due to the interpreter misinterpreting the type of a...
Tutorials and libraries for OpenGL-ES games on Android [closed]
...ome good OpenGL ES tutorials for Android here too: http://obviam.net/index.php/category/opengl/
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How to convert current date into string in java?
... and the answer right below for the timestring. C:
– php_coder_3809625
Jul 13 '16 at 13:54
@Ian Purton Is string date ...
Print a list in reverse order with range()?
...n reversed list.
When you have iteration over n items and want to replace order of list returned by range(start, stop, step) you have to use third parameter of range which identifies step and set it to -1, other parameters shall be adjusted accordingly:
Provide stop parameter as -1(it's previous ...
Creating Unicode character from its number
...be done:
// this character:
// http://www.isthisthingon.org/unicode/index.php?page=1F&subpage=4&glyph=1F495
// using code points here, not U+n notation
// for equivalence with U+n, below would be 0xnnnn
int codePoint = 128149;
// converting to char[] pair
char[] charPair = Character.toChars...
How to check whether an object is a date?
...
In order to check if the value is a valid type of the standard JS-date object, you can make use of this predicate:
function isValidDate(date) {
return date && Object.prototype.toString.call(date) === "[object Date]" &...
When and why should I use a namedtuple instead of a dictionary? [duplicate]
...dname': firstvalue, 'secondfield': secondvalue}
Finally, namedtuples are ordered, unlike regular dicts, so you get the items in the order you defined the fields, unlike a dict.
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Google Maps V3 - How to calculate the zoom level for a given bounds
...LOBE_WIDTH = 256; // a constant in Google's map projection
var west = <?php echo $minLng; ?>;
var east = <?php echo $maxLng; ?>;
*var north = <?php echo $maxLat; ?>;*
*var south = <?php echo $minLat; ?>;*
var angle = east - west;
if (angle < 0) {
angle += 360;
}
*var a...
Homebrew作者解不出面试题，被Google拒绝 - 创意 - 清泛网 - 专注C/C++及内核技术
...其作者在进入Google的面试中，因解不出一个二叉树翻转的问题，直接被Google拒绝。
Max Howell在Twitter上推文大意如下：
Google：虽然我们90%的工程师都在用你写的Homebrew，但这也并没有什么卵用，你连二叉树翻转都写不出，直接...
“hello, world” 起源及其他 - 创意 - 清泛网 - 专注C/C++及内核技术
...章（我的hello world）、环境搭建成功后的第一个测试…
问题的提出
相传古时候有个退休的程序员，在家闲来无事，决定修习书法之道。第一日，备好笔墨纸砚，便挥毫写下一行大字：“hello, world”。
学过编程语言的人都笑了...