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How to request a random row in SQL?
...at link):
Select a random row with MySQL:
SELECT column FROM table
ORDER BY RAND()
LIMIT 1
Select a random row with PostgreSQL:
SELECT column FROM table
ORDER BY RANDOM()
LIMIT 1
Select a random row with Microsoft SQL Server:
SELECT TOP 1 column FROM table
ORDER BY NEWID()
Select a random ...
Branch from a previous commit using Git
... the branch via a hash:
git branch branchname <sha1-of-commit>
Or by using a symbolic reference:
git branch branchname HEAD~3
To checkout the branch when creating it, use
git checkout -b branchname <sha1-of-commit or HEAD~3>
...
Sort array of objects by object fields
How can I sort this array of objects by one of its fields, like name or count ?
19 Answers
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Launching Spring application Address already in use
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Spring Boot uses embedded Tomcat by default, but it handles it differently without using tomcat-maven-plugin. To change the port use --server.port parameter for example:
java -jar target/gs-serving-web-content-0.1.0.jar --server.port=8181
Update. Alternat...
How to change a Git remote on Heroku
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As there was no correct answer designated by OP and this answer is by-in-large the answer to OP's question and has more upvotes than the "top" answer above does, why is this answer still shown below the lesser agreed upon answer? Thanks.
– Devon...
Set selected item of spinner programmatically
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public static void selectSpinnerItemByValue(Spinner spnr, long value) {
SimpleCursorAdapter adapter = (SimpleCursorAdapter) spnr.getAdapter();
for (int position = 0; position < adapter.getCount(); position++) {
if(adapter.getItemId(position) ...
How do I get the entity that represents the current user in Symfony2?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to read from stdin line by line in Node
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You can use the readline module to read from stdin line by line:
var readline = require('readline');
var rl = readline.createInterface({
input: process.stdin,
output: process.stdout,
terminal: false
});
rl.on('line', function(line){
console.log(line);
})
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Windows can't find the file on subprocess.call()
...cutable called dir.exe while there's a /bin/ls in *nix. dir is implemented by CMD.EXE much like cd is implemented by bash.
– Apalala
Jan 6 '11 at 16:45
1
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Trigger change event using jquery
... dosent fire on native events will be like below (100% working) :
var sortBySelect = document.querySelector("select.your-class");
sortBySelect.value = "new value";
sortBySelect.dispatchEvent(new Event("change"));
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