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How many GCC optimization levels are there?
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If you're developing on Mac OS X there's an additional -Oz setting which is "optimize for size more aggressively than -Os": developer.apple.com/mac/library/DOCUMENTATION/DeveloperTools/…
– pauldoo
May 5 '10 a...
How to detect if multiple keys are pressed at once using JavaScript?
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Having a problem with Paste on a Mac (Chrome). It successfully gets keydown 91 (command), keydown 86 (v), but then only keyups the 91, leaving 86 down. List of keys: Up: 91, Down: 86. This only seems to happen when letting go of the command key second - if...
VC MFC工具栏(CToolBar)控件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...函数第二个参数数组大小。lpButtons:一个TBBUTTON结构数组的地址
TBBUTON结构定义如下：
typedef struct _TBBUTTON
{
int iBitmap; // 按钮显示的图片索引，没有图像为NULL，
int idCommand; // 与此按钮相关联的命令标识符，当fsStyle具有TBSTYLE_SE...
Setting mime type for excel document
...All the major browsers have safeguards against these concerns. Windows and Mac also set a flag on a file indicating that it came from the internet, popping up a warning when you try to open it.
– Kip
Oct 13 '15 at 13:56
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How do you extract a column from a multi-dimensional array?
... answered Nov 22 '12 at 18:25
Mac DMac D
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R: Comment out block of code [duplicate]
...ing line by line, but they also uncomment selected lines as well. For the Mac RGUI it's command-option ' (I'm imagining windows is control option). For Rstudio it's just Command or Control + Shift + C again.
These shortcuts will likely change over time as editors get updated and different softwar...
You must enable the openssl extension to download files via https
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If you are using Mac and port, you can select the PHP version by port select php php55 and install the extension port install php55-openssl
– Prabowo Murti
Aug 26 '14 at 6:17
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How can I get Eclipse to show .* files?
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On Mac:
Eclipse -> Preferences -> Remote Systems -> Files -> click Show Hidden Files.
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How do I fix the “You don't have write permissions into the /usr/bin directory” error when installin
I'm trying to install Rails 3 on a brand new MacBook Pro running OS X 10.6.3, Ruby 1.8.7, and Rails 2.3.5 and I'm wondering if I've hosed myself. So far, I've run these commands:
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How to convert NSNumber to NSString
...mber:1
My bool(NO) NSNumber:0
Int:132, Float:-4.823 Bool:1
Works on both Mac and iOS
This one does not work:
NSString *myNSNumber2 = [NSNumber numberWithFloat:-34512.23f];
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