大约有 2,670 项符合查询结果(耗时:0.0229秒) [XML]
App Inventor 2 字典代码块 · App Inventor 2 中文网
...路径的值
获取键路径的值 块是 获取键的值 块的更高级版本,它不是获取特定键的值,而是逐层遍历路径,逐层深入数据结构获取值。
获取键的值 块等同于获取键路径的值 块路径长度为 1。
例如,以下两个块将返回 "Tim the B...
How do I get list of all tables in a database using TSQL?
... AND TABLE_CATALOG='dbName' --(for MySql, use: TABLE_SCHEMA='dbName' )
PS: For SQL Server 2000:
SELECT * FROM sysobjects WHERE xtype='U'
share
|
improve this answer
|
...
How to subtract 30 days from the current datetime in mysql?
... So you proposed not no use NOW() and still use it in your answer. o_O PS: your query would return another result, not what OP probably wants
– zerkms
May 26 '12 at 1:56
...
How to completely remove a dialog on close
...});
And when the error occurs, you would do...
$('#myDialog').html("Ooops.");
$('#myDialog').dialog('open');
share
|
improve this answer
|
follow
|
...
Firefox ignores option selected=“selected”
...
Add autocomplete="off" HTML attribute to every select tag.
(source: https://stackoverflow.com/a/8258154/260080)
share
|
improve this answer
|
follow
|
...
Tool for comparing 2 binary files in Windows [closed]
...inary diff, designed for large files)
WinDiff
bsdiff
HexCmp
See also: https://web.archive.org/web/20151122151611/https://stackoverflow.com/questions/688504/binary-diff-tool-for-very-large-files
share
|
...
Short form for Java if statement
...ty == null? I'd therefore say your middle solution is definitely the best (PS and I approve of the 'unnecessary' parentheses! People need to remember that 99% of coding is communicating with other people (and your future self), not the compiler - otherwise we'd use c!)
– Alex
...
Postgresql - unable to drop database because of some auto connections to DB
...N DATABASE thedb FROM public;
(and possibly other users/roles; see \l+ in psql)
You can then terminate all connections to this db except your own:
SELECT pid, pg_terminate_backend(pid)
FROM pg_stat_activity
WHERE datname = current_database() AND pid <> pg_backend_pid();
On older versions p...
Convert boolean to int in Java
...
int myInt = myBoolean ? 1 : 0;
^^
PS : true = 1 and false = 0
share
|
improve this answer
|
follow
|
...
What IDE to use for Python? [closed]
...|Y |CF|Y |Y*|Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |*JavaScript
PyDev (Eclipse) |Y |F |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y |Y | | | |
PyScripter |W |F |Y | |Y |Y | |Y |Y |Y | |Y |Y |Y | | | |
PythonWin |W |F |Y | |Y | | |Y |Y | | |Y | | | | | |
SciTE |Y |F...