大约有 45,000 项符合查询结果（耗时：0.0406秒） [XML]
How to read the database table name of a Model instance?
...
If you would like to, create a property method to return it... @property def table_name(self): return self._meta.db_table
– Jcc.Sanabria
Sep 12 '18 at 23:16
...
Linux环境离线安装docker&docker-compose - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
... firewalld.service
Wants=network-online.target
[Service]
Type=notify
ExecStart=/usr/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
TimeoutSec=0
RestartSec=2
ExecStartPost=/usr/sbin/iptables -P FORWARD ACCEPT
Restart=always
TimeoutStartSec=0
LimitNOFILE=infinity
Limit...
Is it possible to use getters/setters in interface definition?
...
You can specify the property on the interface, but you can't enforce whether getters and setters are used, like this:
interface IExample {
Name: string;
}
class Example implements IExample {
private _name: string = "Bob";
...
In Vim, is there a way to paste text in the search line?
... copy it to a named register, with "ayy (if the cursor is on that line!).
Now you can execute the contents of the "a" register from Vim's Ex command line with:
:[OPTIONAL_RANGE]@a
I use it all the time.
share
|
...
Should I pass a shared_ptr by reference? [duplicate]
...per with value semantics via RSF w = std::ref(p);. So much for the setup.
Now, everybody knows that containers of pointers are minefield. So std::vector<Foo*> will be a nightmare to maintain, and any number of bugs arise from improper lifetime management. What's worse conceptually is that it ...
Given final block not properly padded
...
@kenicky sorry, I saw your comment just now ... yes, a wrong key almost always causes this effect. (Of course, corrupted data is another possibility.)
– Paŭlo Ebermann
Sep 17 '15 at 21:09
...
javac error: Class names are only accepted if annotation processing is explicitly requested
...home/user $ javac Main.java
user@defiant /home/user $
Slap your forehead now and grumble that the error message is so cryptic.
share
|
improve this answer
|
follow
...
SQL Server Regular expressions in T-SQL
...racters.
_ Any single character.
[ ] Any single character within the specified range
(for example, [a-f]) or set (for example, [abcdef]).
[^] Any single character not within the specified range
(for example, [^a - f]) or set (for example, [^abcdef]).
...
How do I rename a column in a database table using SQL?
...
I believe MySQL 8.0 supports this syntax now
– Dan
Apr 23 at 17:41
add a comment
|
...
More elegant way of declaring multiple variables at the same time
...
As others have suggested, it's unlikely that using 10 different local variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :)
Depending on what you're doing, it may make sense to use a dictionary instead. For examp...