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BLE（二）信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区，...
文章源自：https://www.gandalf.site/2018/11/ble_23.html
参考低功耗蓝牙（BLE）安全初探
0x1 信道BLE的物理通道即“频道，分别是‘f=2402+k*2 MHz, k=0, … ,39’，带宽为2MHz”的40个RF Channel。
其中，有3个信道是advertising channel（广播通道）...
Override intranet compatibility mode IE8
... the web page rendered).
The Browser Mode determines what User-Agent (UA) string IE sends to servers, what Document Mode IE defaults to, and how IE evaluates Conditional Comments.
More on the information on document mode vs. browser mode can be found in this article: http://blogs.msdn.com/b/ie/arc...
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... I interact with this through node? For example, what would the connectionstring be, or how am I able to find out what it is.
...
How many double numbers are there between 0.0 and 1.0?
...oubles as well):
public class FloatCounter {
public static void main(String[] args) {
float x = 1.0F;
int numFloats = 0;
while (x <= 2.0) {
numFloats++;
System.out.println(x);
x = Math.nextUp(x);
}
System.out.printl...
jQuery autocomplete tagging plug-in like StackOverflow's input tags? [closed]
... it does not support free-tagging natively. So, I have to return the query-string back to client as a part of response JSON.
As @culithay mentioned in the comment, TokenInput supports a lot of features to customize. And highlight of some feature that the others don't have:
tokenLimit: The maxi...
How to test chrome extensions?
...tabs.query({}, function(tabs) {
chrome.browserAction.setBadgeText({text: String(tabs.length)});
});
To test it we need:
mock chrome.tabs.query to return predefined response, e.g. two tabs.
inject our mocked chrome.* api into some environment
run our extension code in this environment
assert th...
GUI-based or Web-based JSON editor that works like property explorer [closed]
...
Generally when I want to create a JSON or YAML string, I start out by building the Perl data structure, and then running a simple conversion on it. You could put a UI in front of the Perl data structure generation, e.g. a web form.
Converting a structure to JSON is very...
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...reak it up into smaller chunks and emulate those chunks individually. Then string the whole lot together for the finished product. Much like a set of black boxes with inputs and outputs, which lends itself beautifully to object oriented programming. You can further subdivide these chunks to make l...
Use basic authentication with jQuery and Ajax
...ombination of Rico and Yossi's answer.
The btoa function Base64 encodes a string.
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How to pass JVM options from bootRun
... I tried today and the only way this work, is to surrond the list of string by square brackets, like bootRun { jvmArgs = ["-Dhttp.proxyHost=xxxxxx", "-Dhttp.proxyPort=xxxxxx"] }
– Valentino Dell'Aica
Oct 8 '14 at 14:36
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