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Working with time DURATION, not time of day
I'm doing some benchmarking, and I want to use Excel to produce graphs of the results. I've got a simple but annoying problem which is baking my noodle.
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How can I fill out a Python string with spaces?
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@simon 's answer is more flexible and more useful when formatting more complex strings
– CoatedMoose
Jul 27 '13 at 7:08
4
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Referring to a Column Alias in a WHERE Clause
...t, as mentioned in other answers, you can force SQL to treat SELECT to be handled before the WHERE clause. This is usually done with parenthesis to force logical order of operation or with a Common Table Expression (CTE):
Parenthesis/Subselect:
SELECT
*
FROM
(
SELECT
logcount, logUserI...
How to “properly” print a list?
... '.join(map(str, mylist))
In Python 3 (where print is a builtin function and not a syntax feature anymore):
mylist = ['x', 3, 'b']
print('[%s]' % ', '.join(map(str, mylist)))
Both return:
[x, 3, b]
This is using the map() function to call str for each element of mylist, creating a new list o...
Why do some C# lambda expressions compile to static methods?
...tion<string> withClosure = s => Console.WriteLine("My name is {0} and I am {1} years old", s, age);
Action<string> withoutClosure = s => Console.WriteLine("My name is {0}", s);
Console.WriteLine(withClosure.Method.IsStatic);
Console.WriteLine(withoutClosure.Method.IsStatic);
This...
Finding out the name of the original repository you cloned from in Git
...root, the .git/config file holds all information about remote repositories and branches. In your example, you should look for something like:
[remote "origin"]
fetch = +refs/heads/*:refs/remotes/origin/*
url = server:gitRepo.git
Also, the Git command git remote -v shows the remote reposit...
Linux bpftrace学习笔记（持续更新） - 操作系统(内核) - 清泛网 - 专注IT技能提升
...acepoint:syscalls:sys_enter_open*'
tracepoint:syscalls:sys_enter_open_by_handle_at
tracepoint:syscalls:sys_enter_open
tracepoint:syscalls:sys_enter_openat
3、工具开始运行至Ctrl + C退出，这个时段各个open相关跟踪点调用次数，这个摘要信息是由BPF程序在内核中...
Linux bpftrace学习笔记（持续更新） - 操作系统(内核) - 清泛网 - 专注IT技能提升
...acepoint:syscalls:sys_enter_open*'
tracepoint:syscalls:sys_enter_open_by_handle_at
tracepoint:syscalls:sys_enter_open
tracepoint:syscalls:sys_enter_openat
3、工具开始运行至Ctrl + C退出，这个时段各个open相关跟踪点调用次数，这个摘要信息是由BPF程序在内核中...
Linux bpftrace学习笔记（持续更新） - 操作系统(内核) - 清泛网移动版 - ...
...acepoint:syscalls:sys_enter_open*'
tracepoint:syscalls:sys_enter_open_by_handle_at
tracepoint:syscalls:sys_enter_open
tracepoint:syscalls:sys_enter_openat
3、工具开始运行至Ctrl + C退出，这个时段各个open相关跟踪点调用次数，这个摘要信息是由BPF程序在内核中...
Linux bpftrace学习笔记（持续更新） - 操作系统(内核) - 清泛网 - 专注IT技能提升
...acepoint:syscalls:sys_enter_open*'
tracepoint:syscalls:sys_enter_open_by_handle_at
tracepoint:syscalls:sys_enter_open
tracepoint:syscalls:sys_enter_openat
3、工具开始运行至Ctrl + C退出，这个时段各个open相关跟踪点调用次数，这个摘要信息是由BPF程序在内核中...