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How can I deploy an iPhone application from Xcode to a real iPhone device?
...is does have some problems, though--you can only install up to 3 apps at a time, and you need to renew the certificate every week.
– SilverWolf - Reinstate Monica
Feb 6 '18 at 23:10
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Obtaining a powerset of a set in Java
...ts in the power set, but each set has to be created in memory, which takes time proportional to the set size at least. According to wolfram alpha, it's in O(n * 2^n): wolfram alpha query
– fabian
May 24 '15 at 13:53
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How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
...ith no
readers
SIGALRM 14 Term Timer signal from alarm(2)
SIGTERM 15 Term Termination signal
SIGUSR1 30,10,16 Term User-defined signal 1
SIGUSR2 31,12,17 Term User-defined signal 2
SIGCHLD 20,17,18 Ign Child stopped o...
Why do x86-64 systems have only a 48 bit virtual address space?
...t's a lot. You're not going to see a system which needs more than that any time soon.
So CPU manufacturers took a shortcut. They use an instruction set which allows a full 64-bit address space, but current CPUs just only use the lower 48 bits. The alternative was wasting transistors on handling a b...
Set a cookie to never expire
... can set the cookie to expire at the end of the browser session or at some time in the future but I do not see a way to set the cookie to never expire. Is this even possible and how is this accomplished?
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How do I iterate over the words of a string?
...more than double as fast as the fastest tokenize on this page and almost 5 times faster than some others. Also with the perfect parameter types you can eliminate all string and list copies for additional speed increases.
Additionally it does not do the (extremely inefficient) return of result, but ...
GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
...d. There are disputes about this answer’s content being resolved at this time. It is not currently accepting new interactions.
If your country or working environment blocks sites like Github.
Th...
第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...（这里是标签，实际编译后_START是有一个相对地址的）
TIMES 3-($-$$) NOP ;NOP：一个机器周期。$:当前地址，$$:首地址。因为以上信息必须占3个字节，所以不足的部分用nop指令填充，
;具体nop占用几个字节请读者使用二进制...
append to url and refresh page
... may end up with a very long URL with the same parameter repeated multiple times. ie:
https://stackoverflow.com/?&param=1&param=1&param=1&param=1&param=1&param=1&param=1&param=1&param=1
at this point is where problems begin. The suggested approach could and wil...
Where is git.exe located?
...g convention; just says directory not found if I go into the dirs one at a time.
– Rob Grant
Jul 16 '14 at 13:58
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