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SQL select only rows with max value on a column [duplicate]
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I am flabbergasted that no answer offered SQL window function solution:
SELECT a.id, a.rev, a.contents
FROM (SELECT id, rev, contents,
ROW_NUMBER() OVER (PARTITION BY id ORDER BY rev DESC) rank
FROM YourTable) a
WHERE a.rank = 1
Added in S...
Run an app on a multiple devices automatically in Android Studio
...02-release-1483-b03 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows Server 2016 10.0
In this update they have added in-built option to run application on multiple devices.
The IDE has a new drop-down menu that lets you quickly select which
device you'd like to deploy your app ...
What's the maximum value for an int in PHP?
....5.
64-bit platforms usually have a maximum value of about 9E18, except on Windows prior to PHP 7, where it was always 32 bit.
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ReactJS SyntheticEvent stopPropagation() only works with React events?
...check out Jim's answer, which suggests adding the global click listener to window instead of document: stackoverflow.com/a/52879137/438273
– jsejcksn
Jan 1 at 5:07
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Timer function to provide time in nano seconds using C++
...eeBSD
clock_gettime(CLOCK_REALTIME, &ts); // Works on Linux
}
For windows you want to use the QueryPerformanceCounter. And here is more on QPC
Apparently there is a known issue with QPC on some chipsets, so you may want to make sure you do not have those chipset. Additionally some dual cor...
Python 3: ImportError “No Module named Setuptools”
...t version:
On Linux or OS X:
pip install -U pip setuptools
On Windows:
python -m pip install -U pip setuptools
Therefore the rest of this post is probably obsolete (e.g. some links don't work).
Distribute - is a setuptools fork which "offers Python 3 support". Installation instruct...
Stop pip from failing on single package when installing with requirements.txt
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For windows :) FOR /F %k in (requirements.txt) DO pip install %k
– wcyn
Aug 25 '19 at 8:22
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“icon-bar” in twitter bootstrap navigation bar
...that looks like ≡ on narrow browser screens. You can resize your browser window (by making it narrow) to see how the navbar is replaced by that button.
The three span tags create three horizontal lines that look like a button, commonly known as the "burger" icon.
Take a look at icon-bar in boots...
Is there “0b” or something similar to represent a binary number in Javascript
...r = padString + str;
return str;
}
for(var i = 0; i < 256; i++)
window['b' + i.toString(2)] = window['b' + i.toString(2).lpad('0', 8)] = window['b' + i.toString(2).lpad('0', 4)] = i;
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c# open a new form then close the current form?
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there is no Closed event in windows forms in dot net. Can you tell me is it FormClosed event
– Anjali
Jul 11 '14 at 9:47
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