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What is the best algorithm for overriding GetHashCode?
...hroughout the .NET base class libraries. Implementing it properly is especially important to find items quickly in a collection or when determining equality.
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How to access component methods from “outside” in ReactJS?
...nged example to use a class and createRef per latest React docs.
Update 2016-09-19: Changed example to use ref callback per guidance from the ref String attribute docs.
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In Python script, how do I set PYTHONPATH?
... that if you want to make sure that Python checks the new directory before all of the others when importing, you should put the new directory first in the list, as in sys.path.insert(0, '/path/to/whatever').
– wecsam
Jun 15 '17 at 16:22
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What's the difference between ViewData and ViewBag?
...y typed view models (the same way as viewdata should be avoided).
So basically it replaces magic strings:
ViewData["Foo"]
with magic properties:
ViewBag.Foo
for which you have no compile time safety.
I continue to blame Microsoft for ever introducing this concept in MVC.
The name of the pro...
Globally catch exceptions in a WPF application?
...ication where parts of it may throw exceptions at runtime. I'd like to globally catch any unhandled exception and log them, but otherwise continue program execution as if nothing happened (kinda like VB's On Error Resume Next ).
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Android emulator and virtualbox cannot run at same time
...
Thanks @MichaelHampton. I installed vagrant-libvert and it worked!
– jchook
Jan 13 '19 at 21:42
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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
...("Tracing open syscalls... Hit Ctrl-C to end.\n");
printf("%-6s %-16s %4s %3s %s\n", "PID", "COMM", "FD", "ERR", "PATH");
}
tracepoint:syscalls:sys_enter_open,
tracepoint:syscalls:sys_enter_openat
{
@filename[tid] = args->filename;
}
tracepoint:syscalls:sys_exit_open,
tr...
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
...("Tracing open syscalls... Hit Ctrl-C to end.\n");
printf("%-6s %-16s %4s %3s %s\n", "PID", "COMM", "FD", "ERR", "PATH");
}
tracepoint:syscalls:sys_enter_open,
tracepoint:syscalls:sys_enter_openat
{
@filename[tid] = args->filename;
}
tracepoint:syscalls:sys_exit_open,
tr...
Linux bpftrace学习笔记（持续更新） - 操作系统(内核) - 清泛网移动版 - ...
...("Tracing open syscalls... Hit Ctrl-C to end.\n");
printf("%-6s %-16s %4s %3s %s\n", "PID", "COMM", "FD", "ERR", "PATH");
}
tracepoint:syscalls:sys_enter_open,
tracepoint:syscalls:sys_enter_openat
{
@filename[tid] = args->filename;
}
tracepoint:syscalls:sys_exit_open,
tr...
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
...("Tracing open syscalls... Hit Ctrl-C to end.\n");
printf("%-6s %-16s %4s %3s %s\n", "PID", "COMM", "FD", "ERR", "PATH");
}
tracepoint:syscalls:sys_enter_open,
tracepoint:syscalls:sys_enter_openat
{
@filename[tid] = args->filename;
}
tracepoint:syscalls:sys_exit_open,
tr...