大约有 577 项符合查询结果（耗时：0.0308秒） [XML]
what is the right way to treat Python argparse.Namespace() as a dictionary?
...t. I got that note from the /3/ version of the docs (on closer inspection, 3.1 to 3.4 including), so the correction is apparently missing there.
– user395760
Jun 2 '13 at 12:44
8
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Are email addresses case sensitive?
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From RFC 5321, section 2.3.11:
The standard mailbox naming convention is defined to be
"local-part@domain"; contemporary usage permits a much broader set of
applications than simple "user names". Consequently, and due to a
long history ...
Postgres: “ERROR: cached plan must not change result type”
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I got this on PostgreSQL 9.0.4, with Ruby on Rails 3.1-pre5. It seems like this should be handle automatically by ActiveRecord, no?
– docwhat
Aug 7 '11 at 17:49
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What is the most compatible way to install python modules on a Mac?
.../local/bin/python2.6 # python.org (MacPython) 2.6
$ /usr/local/bin/python3.1 # python.org (MacPython) 3.1
To get the right python by default requires ensuring your shell $PATH is set properly to ensure that the right executable is found first. Another solution is to define shell aliases to th...
Add a new element to an array without specifying the index in Bash
...h-hackers.org/scripting/bashchanges, this syntax first appeared in version 3.1-alpha1.
– David Yaw
Jan 3 '14 at 21:17
41
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Shiro vs. SpringSecurity [closed]
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I had been using Spring Security (version 3.1) for a few months and was quite happy with it. It is really powerful and has some very nice feature, especially after implementing everything by hand as I did before ! It was though, like I read somewhere, sort of somethi...
JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
...ueryForLong(sql) is an inconvenience.
I had developed an app using Spring 3.1 and just updated to the latest Spring version (3.2.3) and noticed that it was deprecated.
Fortunately, it was a one line change for me:
return jdbcTemplate.queryForLong(sql); // deprecated in Spring 3.2.x
was changed...
Renaming table in rails
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Remember that in Rails >= 3.1 you can use the change method.
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_name, :new_table_name
end
end
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Looking to understand the iOS UIViewController lifecycle
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iOS 10,11 (Swift 3.1,Swift 4.0)
According to UIViewController in UIKit developers,
1. loadView()
This is where subclasses should create their custom view hierarchy if they aren't using a nib. Should never be called directly.
2. loadViewIf...
Why use Ruby instead of Smalltalk? [closed]
...ware to run, as can be seen this net.lang.st80 posting from 1983. Windows 3.1, NT and '95 and OS/2 were the first mass market operating systems on mainstream hardware capable of supporting a Smalltalk implementation with decent native system integration. Previously, Mac or workstation hardware wer...