大约有 45,000 项符合查询结果（耗时：0.0802秒） [XML]
I forgot the password I entered during postgres installation
...local all all trust
to
host all all 127.0.0.1/32 trust
you can now connect as any user. Connect as the superuser postgres (note, the superuser name may be different in your installation. In some systems it is called pgsql, for example.)
psql -U postgres
or
psql -h 127.0.0.1 -U postgre...
Easy way of running the same junit test over and over?
...
This now seems like the better answer so I accepted this one instead
– Stefan Thyberg
Sep 9 at 8:16
add a...
How do I measure separate CPU core usage for a process?
... following...
1) Rename the binary
ln -s /usr/bin/top top2
./top2
Now .top2rc is going to be written to your $HOME
2) Set $HOME to some alternative path, since it will write its config file to the $HOME/.binary-name.rc file
HOME=./
top
Now .toprc is going to be written to the current fo...
Xml configuration versus Annotation based configuration [closed]
...fect sense, since this is information a programmer would probably wish to know. But that an interface is going to be injected as a SubtypeY instead of a SubtypeX should not be included in the class, because if now you wish to inject SubtypeX, you have to change your code, whereas you had an interfa...
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
...ect to it, but it couldn't connect you to the database because it doesn't know that that database is up. There are two reasons for this:
the database has not been started up,
the database has not registered with the listener, e.g. because the database was started before the listener. (When the d...
Logging best practices [closed]
...n short, don't use them -- they aren't needed.
Features you may not have known:
Using the TraceEvent overloads that take a format string and args can help performance as parameters are kept as separate references until after Filter.ShouldTrace() has succeeded. This means no expensive calls to ToS...
Send data from activity to fragment in Android
... mParam2 = getArguments().getString(ARG_PARAM2);
}
}
so now mParam1 have data1 and mParam2 have data2
now you can use this mParam1 and mParam2 in your fragment.
share
|
imp...
Android Reading from an Input stream efficiently
....readLine()) != null; ) {
total.append(line).append('\n');
}
You can now use total without converting it to String, but if you need the result as a String, simply add:
String result = total.toString();
I'll try to explain it better...
a += b (or a = a + b), where a and b are Strings, copie...
The “unexpected ++” error in jslint [duplicate]
...meone comes along and moves the space?
var i = 0, j = 0;
alert(i+ ++j);
Now this first increments j, and then adds i to the new value of j, resulting in 1 being alerted.
This could easily be solved by doing
var i = 0, j = 0;
alert((i++) +j);
Now this cannot be mistaken.
...
How to recover MySQL database from .myd, .myi, .frm files
...ppropriate entries to the information_schema table? I mean MySQL needs to know to look for these files right?
– Zenshai
May 18 '09 at 19:17
4
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