大约有 31,500 项符合查询结果（耗时：0.0420秒） [XML]
How to un-escape a backslash-escaped string?
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Basically for Python3 you want print(b"Hello,\nworld!".decode('unicode_escape'))
– ChristopheD
Apr 7 '15 at 8:35
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Why can't I use the 'await' operator within the body of a lock statement?
The await keyword in C# (.NET Async CTP) is not allowed from within a lock statement.
8 Answers
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Remove the last character from a string [duplicate]
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really great!, at least for me... i am too searching for this..and found it here... thanks +1
– Mohammed Sufian
Jan 24 '14 at 21:45
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in javascript, how can i get the last character in a string [duplicate]
...rt of the core JavaScript language and may be removed in the future. If at all possible, use the substring() method instead. - From MDN
– Ajeet Shah
May 30 at 21:52
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How do I delete a fixed number of rows with sorting in PostgreSQL?
...erm row identifier.
There's also oid but that only exists if you specifically ask for it when you create the table.
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Maven: The packaging for this project did not assign a file to the build artifact
...ac 10.6.6. I have a JAR project and when I run the command "mvn clean install:install", I'm getting the error,
8 Answers
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What's the most appropriate HTTP status code for an “item not found” error page
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Damn you for giving good advice :( The OCD to not 404 all the things is real though.
– Carrie Kendall
Jul 18 '17 at 18:24
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How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
...of PostgreSQL
In old versions of PostgreSQL (prior to 8.x?) you had to do all the dirty work. The following sequence of commands should do the trick:
ALTER TABLE test1 ADD COLUMN id INTEGER;
CREATE SEQUENCE test_id_seq OWNED BY test1.id;
ALTER TABLE test ALTER COLUMN id SET DEFAULT nextval('...
Most used parts of Boost [closed]
...filesystem
thread
lexical_cast
program_options (just brilliant!)
test (for all my unit testing needs).
String algorithms
String tokenizer
format (type-safe printf style string formatting)
smart ptrs
Boost was a massive help when I wrote my first cross-platform app - without it I really would have ...
How to filter by IP address in Wireshark?
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Actually for some reason wireshark uses two different kind of filter syntax one on display filter and other on capture filter. Display filter is only useful to find certain traffic just for display purpose only. its like you are ...