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Is there a NumPy function to return the first index of something in an array?
...st element. Note also that where and nonzero return arrays, so you need to select the first element to get the index.
In [71]: np.argmax(a==2)
Out[71]: 2
In [72]: np.where(a==2)
Out[72]: (array([2], dtype=int64),)
In [73]: np.nonzero(a==2)
Out[73]: (array([2], dtype=int64),)
Time comparison
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How do you specify a different port number in SQL Management Studio?
... SQL Server Configuration Manager. Go to Sql Native Client Configuration, Select Client Protocols, Right Click on TCP/IP and set your default port there.
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How to use querySelectorAll only for elements that have a specific attribute set?
I'm trying to use document.querySelectorAll for all checkboxes that have the value attribute set.
3 Answers
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How to go to an error using only the keyboard in Eclipse?
...+Q then press X. It will open the "Problems" window. Now use ↑ or ↓ to select the error/warning and press Enter to go to it.
I know it isn't simple as Crtl+. but it works for a whole project.
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Visual Studio loading symbols
...o there's a whole lot of IIS underneath me that can fail. Normally just deselecting Microsoft (and all remote) symbol servers as a source for data will work.
– ebyrob
Apr 14 at 12:18
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How to output something in PowerShell
...ream to stderr, so that with 2> you can capture the error-stream output selectively; the following outputs just 'hi' - the success-stream output - while capturing the error-stream output in file err.txt:
C:\>powershell -noprofile -command "'hi'; Write-Error error!" 2>err.txt
The desir...
How can I expand and collapse a using javascript?
... I will get rid of it and just use a border. This is excellent because it selects the div to expand relative to the header I've clicked, which is important because of the fact that I may have several different numbers of listed items depending on user settings and other factors.
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Using querySelectorAll to retrieve direct children
..., your code could become:
let myDiv = getElementById("myDiv");
myDiv.querySelectorAll(":scope > .foo");
Note that in some cases you can also skip .querySelectorAll and use other good old-fashioned DOM API features. For example, instead of myDiv.querySelectorAll(":scope > *") you could just...
What is SuppressWarnings (“unchecked”) in Java?
...t<User> findAllUsers(){
Query query = entitymanager.createQuery("SELECT u FROM User u");
return (List<User>)query.getResultList();
}
If I didn'n anotate the @SuppressWarnings("unchecked") here, it would have a problem with line, where I want to return my ResultList.
In shortcu...
How to decide font color in white or black depending on background color?
... @mwieczorek people who rely on user-generated content or randomly selected colors do.
– Marc Plano-Lesay
Sep 15 '18 at 12:54
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