大约有 47,000 项符合查询结果（耗时：0.0589秒） [XML]
How do I escape double quotes in attributes in an XML String in T-SQL?
...ype="2" instanceId="215923801" dataSetId="1" /></transaction>'
select @xml.value('(//item/@value)[1]','varchar(50)')
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gulp globbing- how to watch everything below directory
...lly been able to find a satisfactory answer: How do I use gulp globbing to select all files in all subdirectories below a certain directory?
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The Difference Between Deprecated, Depreciated and Obsolete [closed]
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With all due respect, this is a slight pet peeve of mine and the selected answer for this is actually wrong.
Granted language evolves, e.g., "google" is now a verb, apparently. Through what's known as "common use", it has earned its way into official dictionaries. However, "google" was a ...
Pandas get topmost n records within each group
... DataFrames only. Which is rather unfortunate, because what if you want to select more than one column?
– oulenz
Oct 23 '19 at 13:53
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Simple way to find if two different lists contain exactly the same elements?
...) because we are doing O(2*n) insertions into a hashmap and O(3*n) hashmap selects. I have not fully tested this code, so beware :)
//Returns true:
listsAreEquivelent(Arrays.asList("A","A","B"),Arrays.asList("B","A","A"));
listsAreEquivelent(null,null);
//Returns false:
listsAreEquivelent(Arrays.as...
postgresql port confusion 5433 or 5432?
...instances running so make sure you're connecting to the right one by using select version() and SHOW data_directory;.
You can also specify a unix socket directory; check the unix_socket_directories setting of the PostgreSQL instance you wish to connect to and specify that with psql -h, e.g.psql -h...
What is the gain from declaring a method as static
...ic method dispatch, the thing happening while exetucing object.method() to select the method to call.
– Marko Topolnik
Jun 28 '12 at 10:03
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How to decide font color in white or black depending on background color?
... @mwieczorek people who rely on user-generated content or randomly selected colors do.
– Marc Plano-Lesay
Sep 15 '18 at 12:54
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Visual Studio 64 bit?
...d click the install button, you will see that the initialization folder it selects automatically is C:\Program Files (x86)\Microsoft Visual Studio 14.0
As per my understanding, all 64-bit programs/applications goes to C:\Program Files and all 32-bit applications goes to C:\Program Files (x86) from ...
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock'
...d_safe --skip-grant-tables &
Log into MySQL using root
mysql -uroot
Select the MySQL database to use
use mysql;
Reset the password
-- MySQL version < 5.7
update user set password=PASSWORD("mynewpassword") where User='root';
-- MySQL 5.7, mysql.user table "password" field -> "authent...