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OpenSuSE 安装bpftrace - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
....\n", pid); }'
trace processes calling sleep
bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'
count syscalls by process name
--End--bpftrace bpf
OpenSuSE 安装bpftrace - 操作系统(内核) - 清泛网移动版 - 专注C/C++及内核技术
....\n", pid); }'
trace processes calling sleep
bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'
count syscalls by process name
--End--bpftrace bpf
OpenSuSE 安装bpftrace - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
....\n", pid); }'
trace processes calling sleep
bpftrace -e 'tracepoint:raw_syscalls:sys_enter { @[comm] = count(); }'
count syscalls by process name
--End--bpftrace bpf
REST URI convention - Singular or plural name of resource while creating it
I'm new to REST and I've observed that in some RESTful services they use different resource URI for update/get/delete and Create. Such as
...
How to decorate a class?
...class? Specifically, I want to use a decorator to add a member to a class and change the constructor to take a value for that member.
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How can I preview a merge in git?
I have a git branch (the mainline, for example) and I want to merge in another development branch. Or do I?
11 Answers
...
add maven repository to build.gradle
... maven {
url "https://github.com/jitsi/jitsi-maven-repository/raw/master/releases"
}
}
Make sure that you add them after the following:
apply plugin: 'com.android.application'
share
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dyld: Library not loaded … Reason: Image not found
...libSystem.B.dylib (compatibility version 1.0.0, current version 169.3.0)
and for each libboost_xxx.dylib, do:
$ install_name_tool -change @executable_path/libboost_something.dylib /opt/local/lib/libboost_something.dylib exefile
and finally verify using otool again:
$ otool -L exefile
exefile:
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How to do a PUT request with curl?
...tent-Type: multipart/form-data;" -F "key1=val1" "YOUR_URI"
b) If sending raw data as json:
curl -X PUT -H "Content-Type: application/json" -d '{"key1":"value"}' "YOUR_URI"
c) If sending a file with a POST request:
curl -X POST "YOUR_URI" -F 'file=@/file-path.csv'
Alternative solution:
You ...
Should I pass a shared_ptr by reference? [duplicate]
...value, it gets costly (because they're a lot more expensive to copy than a raw pointer). If you never do it, then there's no point in using a shared pointer in the first place.
Copy the shared pointer when a new function or object needs to share ownership of the pointee.
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