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How to easily resize/optimize an image size with iOS?
...one disk. Some of those images are pretty big in size (widths larger than 500 pixels, for instance). Since the iPhone doesn't even have a big enough display to show the image in its original size, I'm planning on resizing the image to something a bit smaller to save on space/performance.
...
BigDecimal - to use new or valueOf
...an be somewhat unpredictable. One might assume that writing new BigDecimal(0.1) in Java creates a BigDecimal which is exactly equal to 0.1 (an unscaled value of 1, with a scale of 1), but it is actually equal to 0.1000000000000000055511151231257827021181583404541015625. This is because 0.1 cannot be...
How to implement has_many :through relationships with Mongoid and mongodb?
... |
edited Aug 13 '11 at 20:31
answered Aug 13 '11 at 20:06
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update package.json version automatically
...f the guys from angular.js.
Usage:
grunt bump
>> Version bumped to 0.0.2
grunt bump:patch
>> Version bumped to 0.0.3
grunt bump:minor
>> Version bumped to 0.1.0
grunt bump
>> Version bumped to 0.1.1
grunt bump:major
>> Version bumped to 1.0.0
If you're using gru...
What exactly is nullptr?
...
410
How is it a keyword and an instance of a type?
This isn't surprising. Both true and false a...
“x not in y” or “not x in y”
... 'ham' not in 'spam and eggs'
>>> dis.dis(notin)
2 0 LOAD_CONST 1 ('ham')
3 LOAD_CONST 2 ('spam and eggs')
6 COMPARE_OP 7 (not in)
9 POP_TOP
10 LOAD_CONST ...
Convert Data URI to File then append to FormData
...inary data held in a string
var byteString;
if (dataURI.split(',')[0].indexOf('base64') >= 0)
byteString = atob(dataURI.split(',')[1]);
else
byteString = unescape(dataURI.split(',')[1]);
// separate out the mime component
var mimeString = dataURI.split(',')[0]...
lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
... do{printf("[%s:%d]"fmt"\n",__FILE__,__LINE__,##args);exit(num);} while(0)
#define err_return(num,fmt,args) \
do{printf("[%s:%d]"fmt"\n",__FILE__,__LINE__,##args);return(num);} while(0)
//lua中调用的c函数定义,实现加法
int csum(lua_State* l)
{
int a = lua_tointeger(l,1...
.NET Global exception handler in console application
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edited May 29 '18 at 14:05
answered Jun 28 '10 at 14:32
H...