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Hash collision in git
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Picking ato<em>mem>s on 10 <em>Mem>oons
An SHA-1 hash is a 40 hex character string... that's 4 bits per character ti<em>mem>es 40... 160 bits. Now we know 10 bits is approxi<em>mem>ately 1000 (1024 to be exact) <em>mem>eaning that there are 1 000 000 000 000 000 000 000 ...
When can I use a forward declaration?
I a<em>mem> looking for the definition of when I a<em>mem> allowed to do forward declaration of a class in another class's header file:
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Fatal error in launcher: Unable to create process using “”C:\Progra<em>mem> Files (x86)\Python33\python.exe
Searching the net this see<em>mem>s to be a proble<em>mem> caused by spaces in the Python installation path.
27 Answers
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How to check for an active Internet connection on iOS or <em>mem>acOS?
...have an Internet connection on iOS using the Cocoa Touch libraries or on <em>mem>acOS using the Cocoa libraries.
43 Answers
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<em>Mem>odulo operation with negative nu<em>mem>bers
In a C progra<em>mem> i was trying the below operations(Just to check the behavior )
12 Answers
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How can you speed up Eclipse?
How can you <em>mem>ake the experience with Eclipse faster?
41 Answers
41
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How do you force a <em>mem>akefile to rebuild a target
I have a <em>mem>akefile that builds and then calls another <em>mem>akefile. Since this <em>mem>akefile calls <em>mem>ore <em>mem>akefiles that does the work it doesnt really change. Thus it keeps thinking the project is built and upto date.
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Display current ti<em>mem>e in 12 hour for<em>mem>at with A<em>Mem>/P<em>Mem>
Currently the ti<em>mem>e displayed as 13:35 P<em>Mem>
However I want to display as 12 hour for<em>mem>at with A<em>Mem>/P<em>Mem>, i.e 1:35 P<em>Mem> instead of 13:35 P<em>Mem>
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Given two directory trees, how can I find out which files differ by content?
...-brief --recursive dir1/ dir2/ # GNU long options
diff -qr dir1/ dir2/ # co<em>mem><em>mem>on short options
Should do what you need.
If you also want to see differences for files that <em>mem>ay not exist in either directory:
diff --brief --recursive --new-file dir1/ dir2/ # GNU long options
diff -qrN dir1/ dir2/ # ...
__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...的方式。下面介绍几个常见的属性参数。
__attribute__ for<em>mem>at
该__attribute__属性可以给被声明的函数加上类似printf或者scanf的特征，它可以使编译器检查函数声明和函数实际调用参数之间的格式化字符串是否匹配。该功能十分有用...