大约有 44,000 项符合查询结果（耗时：0.0570秒） [XML]
How to change the default charset of a MySQL table?
...
If you want to change the table default character set and all character columns to a new character set, use a statement like this:
ALTER TABLE tbl_name CONVERT TO CHARACTER SET charset_name;
So query will be:
ALTER TABLE etape_prospection CONVERT TO CHARACTER SET utf8;
...
Passing functions with arguments to another function in Python?
...
What if perform and action1, action2 on different files? @S.Lott
– alper
Sep 2 '19 at 18:47
...
How to get primary key column in Oracle?
...nstraints cons, all_cons_columns cols
WHERE cols.table_name = 'TABLE_NAME'
AND cons.constraint_type = 'P'
AND cons.constraint_name = cols.constraint_name
AND cons.owner = cols.owner
ORDER BY cols.table_name, cols.position;
Make sure that 'TABLE_NAME' is in upper case since Oracle stores table name...
How to install the JDK on Ubuntu Linux
...repository:
sudo add-apt-repository ppa:openjdk-r/ppa # only Ubuntu 17.4 and earlier
sudo apt update
Optional: To search available distributions of openjdk, use the following command:
apt search openjdk
Install the appropriate version with the following command:
sudo apt install openjdk-8-jdk
...
Using Python 3 in virtualenv
...irtualenv --no-site-packages python3.4' worked. --distribute is deprecated and -p doesn't seem necessary since virtualenv uses python3.
– alkopop79
Nov 10 '17 at 13:04
...
How to get innerHTML of DOMNode?
...of the element, without having to use saveHTML that will output html, head and body tags.
– CONvid19
May 18 '16 at 14:53
...
Why are C# 3.0 object initializer constructor parentheses optional?
...
This question was the subject of my blog on September 20th 2010. Josh and Chad's answers ("they add no value so why require them?" and "to eliminate redundancy") are basically correct. To flesh that out a bit more:
The feature of allowing you to elide the argument list as part of the "larger f...
How do I check/uncheck all checkboxes with a button using jQuery?
...
This will not work anymore, .toggle(handler, handler) was deprecated in jQuery 1.8 and removed in jQuery 1.9. Now all it does is toggles visibility.
– Himel Das
Apr 7 '16 at 14:59
...
Creating a temporary directory in Windows?
... get a temp directory name in Windows? I see that I can use GetTempPath and GetTempFileName to create a temporary file, but is there any equivalent to the Linux / BSD mkdtemp function for creating a temporary directory?
...
Switch statement for string matching in JavaScript
...you don't want to compare in your match, you don't need a substring match, and could do:
switch (base_url_string) {
case "xxx.local":
// Blah
break;
case "xxx.dev.yyy.com":
// Blah
break;
}
...but again, that only works if that's the complete string you're ...