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SQL, Postgres OIDs, What are they and why are they useful?
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To remove all OIDs from your database tables, you can use this Linux script:
First, login as PostgreSQL superuser:
sudo su postgres
Now run this script, changing YOUR_DATABASE_NAME with you database name:
for tbl in `psql -qAt -c "select schemaname || '.' || tablename from pg_tables WHERE...
Redirect stdout to a file in Python?
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If you want to do the redirection within the Python script, setting sys.stdout to a file object does the trick:
import sys
sys.stdout = open('file', 'w')
print('test')
A far more common method is to use shell redirection when executing (same on Windows and Linux):
$ python...
How do I close an open port from the terminal on the Mac?
...lsof combined with kill, as mentioned above; but wrote a quick little bash script to automate this process.
With this script, you can simply type killport 3000 from anywhere, and it will kill all processes running on port 3000.
https://github.com/xtrasimplicity/killport
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Elements order in a “for (… in …)” loop
Does the "for…in" loop in Javascript loop through the hashtables/elements in the order they are declared? Is there a browser which doesn't do it in order?
The object I wish to use will be declared once and will never be modified.
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How can I create directories recursively? [duplicate]
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But that's not Python, it's a shell script! If you can write a solution in Python that's pretty simple, and even portable, do it that way. ;)
– Rosh Oxymoron
May 14 '11 at 19:16
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Git: fatal: Pathspec is in submodule
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I solved it by changing my script to not delete the .git folder. So I'd advise that you check your script, see if you actually have a .git folder in the directory.
– jmite
Mar 24 '15 at 19:44
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CORS Access-Control-Allow-Headers wildcard being ignored?
...age, Content-Length, Content-Location, Content-MD5, Content-Range, Content-Script-Type, Content-Security-Policy, Content-Style-Type, Content-Transfer-Encoding, Content-Type, Content-Version, Cookie, Cost, DAV, DELETE, DNT, DPR, Date, Default-Style, Delta-Base, Depth, Derived-From, Destination, Diffe...
What exactly does git's “rebase --preserve-merges” do (and why?)
...tion.
See commit 1644c73 for a small example:
rebase-helper --make-script: introduce a flag to rebase merges
The sequencer just learned new commands intended to recreate branch
structure (similar in spirit to --preserve-merges, but with a
substantially less-broken design).
Let'...
127 Return code from $?
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This also happens if a bash script does not have mode "+x" but does indeed exist.
– MatthewKremer
Mar 4 '14 at 20:48
3
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Difference between document.addEventListener and window.addEventListener?
While using PhoneGap, it has some default JavaScript code that uses document.addEventListener , but I have my own code which uses window.addEventListener :
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