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PostgreSQL error: Fatal: role “username” does not exist
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edited Jun 6 at 22:57
answered Aug 12 '12 at 4:13
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What is the significance of load factor in HashMap?
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271
The documentation explains it pretty well:
An instance of HashMap has two parameters that aff...
How do you do a simple “chmod +x” from within python?
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201
Use os.stat() to get the current permissions, use | to or the bits together, and use os.chmod(...
Disable orange outline highlight on focus
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210
Try:
-webkit-tap-highlight-color: rgba(255, 255, 255, 0);
-webkit-tap-highlight-color: trans...
How to make type=“number” to positive numbers only
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edited Aug 27 '19 at 7:44
Álvaro González
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How to change Android Studio's editor font?
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142
All you have to do is click the "Save As" button to create a new profile. You can't change the f...
How to read the output from git diff?
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Lets take a look at example advanced diff from git history (in commit 1088261f in git.git repository):
diff --git a/builtin-http-fetch.c b/http-fetch.c
similarity index 95%
rename from builtin-http-fetch.c
rename to http-fetch.c
index f3e63d7..e8f44ba 100644
--- a/builtin-http-fetch.c
+++ b/http-f...
RegEx to find two or more consecutive chars
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This should do the trick:
[a-zA-Z]{2,}
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String formatting in Python 3
I do this in Python 2:
4 Answers
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