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Why is “a” != “a” in C?
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'a' == 'A' // not true ... MySQL begs to differ.
– Steven
Jan 30 '11 at 21:09
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Name node is in safe mode. Not able to leave
...space in your node, you can check your node disk usage using :
df -h
if root partition is full, delete files or add space in your root partition and retry first step.
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Alternate output format for psql
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If you looking for equivalent to \G from Mysql, try append \x\g\x to the end of query or define shortcut in ~/.psqlrc adding \set G '\\set QUIET 1\\x\\g\\x\\set QUIET 0', then use on the end :G. (note lack of semicolons)
– Sławomir Lenart
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How to access the local Django webserver from outside world
...heck that your application is listening successfully by running lsof -i as root on the machine and look for a python entry with the corresponding port you've specified.
Non-root users generally cannot bind to ports < 1024.
You'll need to look at iptables -nvL to see if there's a rule that would...
How do I change the default port (9000) that Play uses when I execute the “run” command?
...ces like me, add the .settings line to your build.sbt file, after lazy val root = (project in file(".")). For more details on SBT settings, see here: scala-sbt.org/1.0/docs/Custom-Settings.html )
– Cameron Hudson
Mar 27 '19 at 20:22
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php $_POST array empty upon form submission
...e a custom CMS i've built that works perfectly on my dev box (Ubuntu/PHP5+/MySQL5+).
27 Answers
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Change application's starting activity
... manifest this post is talking about, it is the AndroidManifest.xml in the root of your project. In Eclipse you can double click it and click the tab on the furthest right to edit the XML directly.
– Austyn Mahoney
Sep 3 '10 at 8:29
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How to debug a Flask app
...on-dotenv in your virtual environment.
Create a .flaskenv in your project root. By project root, I mean the folder which has your app.py file
Inside this file write the following:
FLASK_APP=myapp
FLASK_ENV=development
Now issue the following command:
flask run
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npm global path prefix
... SWEET! I went and undid the various dirs deposited by user root in my ~/ dir (by sudo rm -r on tmp/ and a .npm/) and subsequently a npm install -g jslint worked beautifully. It's neat that npm itself is a node program and is a bit of a JS command line proof-of-concept for me which I ...
How to change column datatype in SQL database without losing data
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ALTER TABLE [Employee] ALTER COLUMN [Salary] NUMERIC(22,5)
if you use MySQL; you should try this script:
ALTER TABLE [Employee] MODIFY COLUMN [Salary] NUMERIC(22,5)
if you use Oracle; you should try this script:
ALTER TABLE [Employee] MODIFY [Salary] NUMERIC(22,5)
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