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Java reflection - impact of setAccessible(true)
... class FieldAccessible {
public static class MyClass {
private String theField;
}
public static void main(String[] args) throws Exception {
MyClass myClass = new MyClass();
Field field1 = myClass.getClass().getDeclaredField("theField");
field1.setAccessib...
What is Java Servlet?
...d has moved on. In 2020 we use annotations on the code instead of central string based configurations file in XML.
– Thorbjørn Ravn Andersen
Jan 30 at 18:29
...
Typing Enter/Return key using Python and Selenium?
...
For Python, I found that appending "\n" to the input string is the most straightforward way to go. It worked in a search field.
– YakovK
Jan 10 '19 at 6:09
...
Jump to matching XML tags in Vim
...is almost the same, but it doesn't include the outer tags.
The 'y' in the string is of course the normal mode "yank" command. (:help y)
a or i can be used for object selection after an operator such as y or inside a visual selection. The symbol after a or i specifies what should be selected. Th...
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
...
How persistent is localStorage?
...torage is Not Secure Storage
HTML5 local storage saves data unencrypted in string form in the regular browser cache.
Persistence
On disk until deleted by user (delete cache) or by the app
https://developers.google.com/web-toolkit/doc/latest/DevGuideHtml5Storage
As for a "replacement for the Cookie...
How to do this using jQuery - document.getElementById(“selectlist”).value
...'s actually because jQuery uses a regular expression first to separate out strings in the selector to check by, and of course running the constructor:
rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/
Whereas using a DOM element as an argument returns immediately with 'this'.
So this:
$...
Override Java System.currentTimeMillis for testing time sensitive code
...DateTime zdt = ZonedDateTime.now( clockEarliestXmasThisYear );
instant.toString(): 2016-12-24T10:00:00Z
zdt.toString(): 2016-12-25T00:00+14:00[Pacific/Kiritimati]
See live code in IdeOne.com.
True time, different time zone
You can control which time zone is assigned by the Clock implementation....
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）...
How to automatically reload a page after a given period of inactivity
...the actual inactivity time. For example if the inactivity time is 1 minute and the interval is 1 minute, if the user moved the mouse after 1 second and then stopped, the refresh will only occur after 2 minutes. The lower the interval the more accurate the refresh time will be.
–...