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How do you get a Golang program to print the line number of the error it just called?
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The fn variable assigned from runtime.Caller() is actually the name of the file, not a function reference. I think of fn as function, not filename.
– sshow
Sep 25 '19 at 22:01
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Check if at least two out of three booleans are true
...e a&&b || b&&c || a&&c version wins then.
Results from Tofubeer with the latest code running OS X:
a&&b || b&&c || a&&c : 1358 ms
a ? b||c : b&&c : 1187 ms
a&b | b&c | c&a : 410 ms
a + b + c >= 2 : 602 ms
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关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...连接的模型都应该被称为多路复用，目前比较常用的有 select/poll/epoll/kqueue 这些 IO 模型（目前也有像 Apache 这种每个连接用单独的进程/线程来处理的 IO 模型，但是效率相对比较差，也很容易出问题，所以暂时不做介绍了）。在...
How to enable LogCat/Console in Eclipse for Android?
...e window (top right corner, just before Open Prospective button). And just select LogCat it will open-up the LogCat window in your current prospect
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Check number of arguments passed to a Bash script
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Just like any other simple command, [ ... ] or test requires spaces between its arguments.
if [ "$#" -ne 1 ]; then
echo "Illegal number of parameters"
fi
Or
if test "$#" -ne 1; then
echo "Illegal number of parameters"
fi
Suggestions
When in Bash,...
What is an EJB, and what does it do?
...abase, or accesses other connectivity/ directory resources, or is accessed from multiple clients, or is intended as a SOA service, EJBs today are usually "bigger, stronger, faster (or at least more scalable) and simpler" than POJOs. They are most valuable for servicing large numbers of users over t...
Multi flavor app based on multi flavor library in Android Gradle
...ile project(path: ':lib', configuration: 'market2Release')
}
Now you can select the app flavor and Build Variants panel and the library will be selected accordingly and all build and run will be done based on the selected flavor.
If you have multiple app module based on the library Android Studio...
How to kill/stop a long SQL query immediately?
...uted and is suspended, and found that there are many instances of the same SELECT SQL having the same SPID. When I try to execute the command KILL 114 - here 114 is the SPID value of my suspended query. I get the error shon below: Please guide. Msg 102, Level 15, State 1, Line 2 Incorrect syntax...
How do you turn off auto-capitalisation in HTML form fields in iOS?
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@AbhiBeckert Can confirm. 2014 and we can hardly remember iOS 6.
– Henry Harris
Jun 18 '14 at 21:06
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Installing Numpy on 64bit Windows 7 with Python 2.7.3 [closed]
...aking advantage of the included "Python Environment" Window. "Overview" is selected within the window as default. You can select "Pip" there.
Then you can install numpy without additional work by entering numpy into the seach window. The coresponding "install numpy" instruction is already suggested...