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How do I change column default value in PostgreSQL?
... name, only that table is altered. If ONLY is not specified, the table and all its descendant tables (if any) are altered" postgresql.org/docs/9.3/static/sql-altertable.html
– Yodan Tauber
Dec 20 '15 at 8:41
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How to perform Unwind segue programmatically?
...d this is very easy. You just drag the action to "Exit". But how should I call it from my code?
10 Answers
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Retrieving a List from a java.util.stream.Stream in Java 8
... provided your stream stays sequential—otherwise you will have to put a call to sequential() before forEach.
[later edit: the reason the call to sequential() is necessary is that the code as it stands (forEach(targetLongList::add)) would be racy if the stream was parallel. Even then, it will not...
Why does Javascript getYear() return 108?
...r the ECMAScript specification, getYear returns the year minus 1900, originally meant to return "98" for 1998. getYear was deprecated in ECMAScript Version 3 and replaced with getFullYear().
Internet Explorer changed getYear() to work like getFullYear() and make it Y2k-compliant, while Mozilla kept ...
How to implement LIMIT with SQL Server?
...Do you have another suggestion to bypass this?
– Bigballs
Mar 2 '09 at 20:00
I did a lot of Googling the last time I h...
Checking a Python module version at runtime
...s have an attribute which holds the version information for the module (usually something like module.VERSION or module.__version__ ), however some do not.
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Python regular expressions return true/false
...sing Python regular expressions how can you get a True / False returned? All Python returns is:
6 Answers
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Git says “Warning: Permanently added to the list of known hosts”
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Works great! Finally the stupid warning stopped. Btw on Windows, the ~ in ~/.ssh/config is the user's home folder. To open it easily, Press Win-R, type cmd Enter. Command prompt should already open in your home folder. Type cd .ssh Enter, an...
Precedence and bitmask operations
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You are actually doing this:
var_dump(0b10 & (0b01 == 0));
var_dump(0b10 & (0b01 != 0));
Try:
var_dump((0b10 & 0b01) == 0);
var_dump((0b10 & 0b01) != 0);
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git error: failed to push some refs to remote
...e GitHub repo has seen new commits pushed to it, while you were working locally, I would advise using:
git pull --rebase
git push
The full syntax is:
git pull --rebase origin master
git push origin master
With Git 2.6+ (Sept. 2015), after having done (once)
git config --global pull.rebase tru...