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I forgot the password I entered during postgres installation
...assword to the default user of Postgres. I can't seem to be able to run it and I get the following error:
13 Answers
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Symbolic link to a hook in git
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I don't understand why I need to go up two directories to link a resource that lives in the folder I've cd'd into. Shouldn't it just be ln -s ./hooks/ ?
– Droogans
Aug 4 '13 at 19:13
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How do I remove all .pyc files from a project?
I've renamed some files in a fairly large project and want to remove the .pyc files they've left behind. I tried the bash script:
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Convert Python program to C/C++ code? [closed]
...e that won't save you anything unless you add a bunch of cdef declarations and thereby introduce static typing (otherwise you just juggle opaque PyObject * stuff). And it will never get quite as fast as plain C because it's usually interfacing with Python (100% or more? only for plain numerical code...
Difference between java.util.Random and java.security.SecureRandom
My team got handed over some server side code (in Java) that generates random tokens and I have a question regarding the same -
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How to negate specific word in regex? [duplicate]
...s to the specific word - so in my example how do I negate an actual bar , and not "any chars in bar"?
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Android: Coloring part of a string using TextView.setText()?
... coloring a part of the text (or making it bold, italic, transparent, etc.)and not the rest. For example:
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Can I use git diff on untracked files?
...diff output, or is my best bet to use git add on the newly created files and the existing files I have edited, then use:
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More elegant “ps aux | grep -v grep”
When I check list of processes and 'grep' out those that are interesting for me, the grep itself is also included in the results. For example, to list terminals:
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How to change language settings in R
...env() function. My R session defaults to English, so I'll set it to French and then back again:
> Sys.setenv(LANG = "fr")
> 2 + x
Erreur : objet 'x' introuvable
> Sys.setenv(LANG = "en")
> 2 + x
Error: object 'x' not found
A list of the abbreviations can be found here.
Sys.getenv() g...