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java get file size efficiently
While googling, I see that using java.io.File#length() can be slow.
FileChannel has a size() method that is available as well.
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How do you beta test an iphone app?
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From my experience, TestFlight is a much better solution than anything else out there.
– Josh Brown
Feb 2 '11 at 6:16
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Could not launch process launch failed: timed out waiting for app to launch
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I had this problem when I used a Distribution certificate instead of Developer one when running the app from Xcode. You may check it out your target --> Build Settings --> Code signing.
As @AndyDynn pointed out in his comment:
Make sure you do this on the "Tar...
xtreme toolkit pro——CXTPReportControl控件教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...sCount(2);//左侧两列冻住，注意，此方法必须在添加了列之后才能使用
m_wndReportCtrl.GetPaintManager()->SetColumnStyle(XTPReportColumnStyle(xtpReportColumnOffice2007));//设置列的风格
//m_wndReportCtrl.GetPaintManager()->SetGridColor(clrNew);//设置网格线颜色
m_wn...
Xcode Product -> Archive disabled
I have been archiving for ad hoc distribution fine for many months and suddenly today I cannot do so as the Archive menu item is disabled. I have not changed anything. I went through the provisioning setup for the project and it looks ok.
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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
Ok, here is the deal, I hate putting out questions about my debugging and crashes. Because I usually handle them myself, but I just cannot get my way around this, even after viewing multiple questions already .
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How to get certain commit from GitHub project
...sitory using git, e.g. with:
git clone git://github.com/facebook/facebook-ios-sdk.git
That downloads the complete history of the repository, so you can switch to any version. Next, change into the newly cloned repository:
cd facebook-ios-sdk
... and use git checkout <COMMIT> to change t...
海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...4个16位二进制码查找当前对应位置上是否有元素。（放大后的16位）
3、对应位置没有元素，直接追加到链表上；对应位置有则直接追加到链表尾端。（图上的 S1 — SN）
查找：
1、将需要比较的simhash code拆分成4个16位的二进制...
How to stop unwanted UIButton animation on title change?
In iOS 7 my UIButton titles are animating in and out at the wrong time - late. This problem does not appear on iOS 6. I'm just using:
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与复制构造函数相关的错误.例如:0x77D9FCAA (ntdll.dll) (prog31.exe 中)处...
...损坏的错误。当然，如果在析构函数中删除name数组空间后，将name指针置为空，不会产生堆损坏错误。但是在析构函数中将指针置为空，将隐藏程序bug,与复制构造函数相关的错误依然存在。
因此解决的办法，就是正确定义Node...