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How do I concatenate strings and variables in PowerShell?
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Write-Host "$($assoc.Id) - $($assoc.Name) - $($assoc.Owner)"
See the Windows PowerShell Language Specification Version 3.0, p34, sub-expressions expansion.
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Typing Enter/Return key using Python and Selenium?
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JAVA
driver.findElement(By.id("Value")).sendKeys(Keys.RETURN);
OR,
driver.findElement(By.id("Value")).sendKeys(Keys.ENTER);
PYTHON
from selenium.webdriver.common.keys import Keys
driver.find_element_by_name("Value").send_keys(Keys.RETURN)
OR,
drive...
JPA - Returning an auto generated id after persist()
...EclipseLink) and Spring. Say I have a simple entity with an auto-generated ID:
7 Answers
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Multiple Updates in MySQL
...SERT ... ON DUPLICATE KEY UPDATE.
Using your example:
INSERT INTO table (id,Col1,Col2) VALUES (1,1,1),(2,2,3),(3,9,3),(4,10,12)
ON DUPLICATE KEY UPDATE Col1=VALUES(Col1),Col2=VALUES(Col2);
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What is a method that can be used to increment letters?
...ted 2019/05/09)
Since this answer has received so much visibility I've decided to expand it a bit beyond the scope of the original question to potentially help people who are stumbling on this from Google.
I find that what I often want is something that will generate sequential, unique strings in ...
How can I view an old version of a file with Git?
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You can also specify a commit hash (often also called commit ID) with the git show command.
In a nutshell
git show <commitHash>:/path/to/file
Step by step
Show the log of all the changes for a given file with git log /path/to/file
In the list of changes shown, it...
Using “label for” on radio buttons
...lmost got it. It should be this:
<input type="radio" name="group1" id="r1" value="1" />
<label for="r1"> button one</label>
The value in for should be the id of the element you are labeling.
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What's the difference between hard and soft floating point numbers?
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This is the right answer. The calling conversion for floats needs to match between your code and libc. It might still work with a mismatch, if you never never call any floating point libc functions.
– Tor Klingberg
A...
warning RC2182: duplicate dialog control ID 1002 - C/C++ - 清泛网 - 专注C/C++及内核技术
warning RC2182: duplicate dialog control ID 1002原因：报错行的控件ID值（这里是1002），与其他的控件ID值一样，发生冲突了。解决：resource.h中将值一样的控件ID改为不同的值。原因：报错行的控件ID值（这里是1002），与其他的控件ID值一...
ble 蓝牙透传代码怎么写？ - 创客硬件开发 - 清泛IT社区，为创新赋能！
...用我们这个模块这个地址可以吗？
上图中是控制服务id：SERVICEF000_UUUID = UUID.fromString("0000f000-0000-1000-8000-00805f9b34fb");以及2个控制端口的特征id。
可以做到透传，不过要换透传 id，这个 id 是 io 控制口
晚一些我给你一...