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How to create a directory and give permission in single command
...group what I just made (yodirectory),
# (owner,group,others--in that order) where I made it (i.e. in mahome)
#
Now, to add just a tiny bit more about those octal permissions. When you make a directory, "your system" take your default directory perms' [which applies for new d...
What is the difference between decodeURIComponent and decodeURI?
...d the same question, but didn't find the answer here, I made some tests in order to figure out what the difference actually is.
I did this, since I need the encoding for something, which is not URL/URI related.
encodeURIComponent("A") returns "A", it does not encode "A" to "%41"
decodeURIComponent...
postgresql list and order tables by size
How can I list all the tables of a PostgreSQL database and order them by size ?
7 Answers
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How do you read a file into a list in Python? [duplicate]
...e-character by using the strip()-method. I.e. call lines[index].strip() in order to get the string without the newline character.
As joaquin noted, do not forget to f.close() the file.
Converting strint to integers is easy: int("12").
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Postgres: SQL to list table foreign keys
... pg_catalog.pg_constraint r
WHERE r.conrelid = '16485' AND r.contype = 'f' ORDER BY 1
In this case, 16485 is the oid of the table I'm looking at - you can get that one by just casting your tablename to regclass like:
WHERE r.conrelid = 'mytable'::regclass
Schema-qualify the table name if it's n...
Meaning of “[: too many arguments” error from if [] (square brackets)
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HTTP 404 Page Not Found in Web Api hosted in IIS 7.5
...bled after ASP.NET, you will need to manually register ASP.NET with IIS in order for your .NET application to work.
For Windows 7 and earlier:
Run the Command Prompt (cmd.exe) as an administrator.
Navigate to the appropriate .NET Framework location. (e.g. C:\Windows\Microsoft.NET\Framework64\v4.0...
Fastest way to iterate over all the chars in a String
...s are done 1,000 times per string size
The tests are shuffled into random order each time. In other words, the tests are done in random order every time they are done, over 1000 times over.
The entire test suite is done forwards, and backwards, to show the effect of JVM warmup on optimization and ...
Why are global variables evil? [closed]
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How To fix white screen on app Start up?
... I know as an Android Developer, this is the only thing you need to set in order to hide the white screen on the start of the application.