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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
OpenSuSE 安装bpftraceOpenSuSE-bpftrace-install1、可以选择源码安装，依赖顺序是：bpftrace <-- bcc <-- llvm clang不过过程难免曲折，可以继续探究或选择二进制包安装。2、先安装bcc及依赖（参考：INSTALL md）：zypper s 1、可以选择源码安装，...
Service and Characteristic are not published by the connected device -...
Service and Characteristic are not published by the connected device，报错如下：
问题原因：硬件/蓝牙芯片问题导致的，比如A硬件测试好的，换了B硬件没有修改uuid，就出现这个报错。
由于B硬件没有发布这些特征，就会报这个错误。
Parsing JSON using Json.net
I'm trying to parse some JSON using the JSon.Net library. The documentation seems a little sparse and I'm confused as to how to accomplish what I need. Here is the format for the JSON I need to parse through.
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Iterating a JavaScript object's properties using jQuery
Is there a jQuery way to perform iteration over an object's members, such as in:
4 Answers
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STL or Qt containers?
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I started by using std::(w)string and the STL containers exclusively and converting to/from the Qt equivalents, but I have already switched to QString and I find that I'm using Qt's containers more and more.
When it comes to strings, ...
C# Ignore certificate errors?
I am getting the following error during a web service request to a remote web service:
11 Answers
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InputStream from a URL
...luding the protocol!). E.g.
InputStream input = new URL("http://www.somewebsite.com/a.txt").openStream();
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See also:
Using java.net.URLConnection to fire and handle HTTP requests
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What's the rationale for null terminated strings?
As much as I love C and C++, I can't help but scratch my head at the choice of null terminated strings:
18 Answers
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Breakpoints are crossed out, how can I make them valid?
...nu entry you have discovered for yourself that toggles the skipping of all breakpoints. There is also an icon for this in the "Breakpoints" View, and there may be a hot-key defined as well, all of which you may have triggered by accident.
Take a look at the Run -> Skip All Breakpoints.
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Volatile vs. Interlocked vs. lock
Let's say that a class has a public int counter field that is accessed by multiple threads. This int is only incremented or decremented.
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