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How to install lxml on Ubuntu
... Stephen Fuhry
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answered Jun 28 '11 at 10:11
AKXAKX
77.4k99 gold badges7272...
psql: FATAL: database “” does not exist
...
Login as default user: sudo -i -u postgres
Create new User: createuser --interactive
When prompted for role name, enter linux username, and select Yes to superuser question.
Still logged in as postgres user, create a database: createdb <username_from_step_3>
Confirm er...
Get attribute name value of
... attribute values by specifying second argument:
$('input').attr('name', 'new_name')
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Union of dict objects in Python [duplicate]
...he binary "or" operator | has been defined to concatenate dictionaries. (A new, concrete dictionary is eagerly created):
>>> a = {"a":1}
>>> b = {"b":2}
>>> a|b
{'a': 1, 'b': 2}
Conversely, the |= augmented assignment has been implemented to mean the same as calling the...
Url.Action parameters?
...hrow an exception):
<a href="<%: Url.Action("GetByList", "Listing", new { name = "John", contact = "calgary, vancouver" }) %>">
<span>People</span>
</a>
Assuming you are using the default routes this should generate the following markup:
<a href="/Listing/Get...
How to provide user name and password when connecting to a network share
...move the creds afterwards (avoiding the multiple usernames error):
using (new NetworkConnection(@"\\server\read", readCredentials))
using (new NetworkConnection(@"\\server2\write", writeCredentials)) {
File.Copy(@"\\server\read\file", @"\\server2\write\file");
}
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What is the difference between Scala's case class and class?
...s. The apply method enables constructing instances without prepending with new. The unapply extractor method enables the pattern matching that others mentioned.
Also the compiler optimizes the speed of match-case pattern matching for case classes[2].
[1] Case Classes Are Cool
[2] Case Classes and...
Are there any Java method ordering conventions? [closed]
...nitely wrong, because it means things are happening by "magic". A call to new Thing() should only result in a new Thing being instantiated. It should not result in database connections being opened, files being written, etc etc.
– GordonM
Apr 30 '18 at 10:07
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How do I update all my CPAN modules to their latest versions?
...test bugzilla-4.4.4]# cpan-outdated -p | cpanm Can't locate object method "new" via package "LWP::UserAgent" at /usr/bin/cpan-outdated line 170.
– shorif2000
Jun 5 '14 at 11:52
3
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Logcat not displaying my log calls
...in your logcat window - TOP RIGHT corner PAUSE button || (Pause receiving new logcat messages)
Few clicks + eventually restart eclipse (usually works in my case)
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