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How do I specify a password to 'psql' non-interactively?
I am trying to automate database creation process with a shell script and one thing I've hit a road block with passing a password to psql .
Here is a bit of code from the shell script:
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Git: “please tell me who you are” error
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I spend on it lots hours when i call php script to init and commit git.
And i Found the work flow should Be:
1.git init
2.git config user.name "someone"
3.git config user.email "someone@someplace.com"
4.git add *
5.git commit -m "some init msg"
If you swap [23] and 1, the confi...
What do the parentheses around a function name mean?
...essary parentheses around function names is when there are both a function and a function-like macro with the same name, and the programmer wants to prevent macro expansion.
This practice may seem a little odd at first, but the C library sets a precedent by providing some macros and functions with ...
Mercurial - all files that changed in a changeset?
... to list only files that have changed then you should be using "status command"
The following will list the changes to files in revision REV
hg status --change REV
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ImportError: No module named apiclient.discovery
...Python27\Scripts\easy_install-script.py --upgrade google-api-python-client and it says Installed c:\python27\lib\site-packages\google_api_python_client-1.3.1-py2.7.egg and trying to install again google-api-python-client 1.3.1 is already the active version in easy-install.pth
–...
How to use null in switch
... Integer or other Wrapper class, because of unboxing. But what about enums and strings? Why can't they be null?
– Luan Nico
Nov 2 '13 at 11:20
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How do you input commandline argument in IntelliJ IDEA?
When I input commandline arguments,
In Eclipse, using with run configuration. But I don't Know How do i input commandline arguments in IntelliJ IDEA.
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combinations between two lists?
It’s been a while and I’m having trouble wrapping my head around a algorithm I’m try to make. Basically, I have two lists and want to get all the combinations of the two lists.
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How to select the row with the maximum value in each group
... Accessing the auto-named column. Run it without it to understand better.
– Arun
Jun 1 '16 at 14:19
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Concatenating null strings in Java [duplicate]
... s = null;
s = s + "hello";
System.out.println(s); // prints "nullhello"
and compiles it into bytecode as if you had instead written this:
String s = null;
s = new StringBuilder(String.valueOf(s)).append("hello").toString();
System.out.println(s); // prints "nullhello"
(You can do so yourself b...