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Select where count of one field is greater than one
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As OMG Ponies stated, the having clause is what you are after. However, if you were hoping that you would get discrete rows instead of a summary (the "having" creates a summary) - it cannot be done in a single statement. You must use two statements in that case.
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Some projects cannot be imported because they already exist in the workspace error in Eclipse
...ve been working on.. and keep getting this error after I select-- "import" then "import existing project" then click archive file, and then I click next, and this error comes up:
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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
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unzip pbsb.zip # can also do via graphical interface if you prefer.
What's inside zip
./app.js
const PORT = 3000;
const HOST = 'localhost';
var express = require('express');
var app = module.exports = express.createServer();
app.use(express.staticProvider(__dirname + '/public'));
const ...
Position geom_text on dodged barplot
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Is this what you want?
ggplot(bar) +
geom_bar(aes(variable, `(all)`, fill = ustanova), position = "dodge") +
geom_text(aes(variable, `(all)`, label = sprintf("%2.1f", `(all)`)),
position = position_dodge(width = 1)...
ruby operator “=~” [duplicate]
In ruby, I read some of the operators, but I couldn't find =~ . What is =~ for, or what does it mean? The program that I saw has
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Codeigniter - no input file specified
...I saw a CI tutorial and was just trying to do a simple thing. I downloaded the CI and added this file to controller directory, but it won't work.
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Where are Docker images stored on the host machine?
I managed to find the containers under directory /var/lib/docker/containers , but I can't find the images.
29 Answers
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Default value of 'boolean' and 'Boolean' in Java
What are the default values of boolean (primitive) and Boolean (primitive wrapper) in Java?
8 Answers
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selecting unique values from a column
I have a MySQL table which contains the following type of information:
9 Answers
9
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How do I see if Wi-Fi is connected on Android?
I don't want my user to even try downloading something unless they have Wi-Fi connected. However, I can only seem to be able to tell if Wi-Fi is enabled, but they could still have a 3G connection.
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