大约有 40,000 项符合查询结果（耗时：0.0475秒） [XML]
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...ET utf8 COLLATE utf8_general_ci;
Unless you need to sort data in Unicode order, I would suggest altering all your tables to use utf8_general_ci collation, as it requires no code changes, and will speed sorts up slightly.
UPDATE: utf8mb4/utf8mb4_unicode_ci is now the preferred character set/collat...
Can I use __init__.py to define global variables?
...ve "global" variables available like version.VERSION, version.PACKAGE_NAME etc.
share
|
improve this answer
|
follow
|
...
How to check whether a Storage item is set?
...[ 2 || 5 ] will return 2 [ 0 || 5 ] will return 5 [ 1 || 5 ] will return 1 etc. Hence the above code works.
– Deepak Thomas
May 21 '18 at 14:19
...
How can I get selector from jQuery object
... selectors. A solution would be to use a wrapper to around bind(), click() etc. to add events instead of adding it directly.
jQuery.fn.addEvent = function(type, handler) {
this.bind(type, {'selector': this.selector}, handler);
};
The selector is being passed as an object's property named sele...
How to increase space between dotted border dots
...*/
}
This also means that you can add text-shadow to the dots, gradients etc. Anything you want...
Well, it works really great for horizontal borders. If you need vertical ones, you may specify a class for another hr and use the CSS3 rotation property.
...
Types in MySQL: BigInt(20) vs Int(20)
...the developers - as I would have guessed it was width + max value, or bits/etc.
– Sh4d0wsPlyr
May 25 '15 at 23:51
31
...
How to check if function exists in JavaScript?
...to true, not necessarily a function (e.g. it could be a boolean, a string, etc). For example see jsfiddle.net/j5KAF/1
– Ohad Schneider
Apr 13 '14 at 7:53
|...
How can I put a ListView into a ScrollView without it collapsing?
... listView.getPaddingBottom();
for (int i = 0; i < listAdapter.getCount(); i++) {
View listItem = listAdapter.getView(i, null, listView);
if (listItem instanceof ViewGroup) {
listItem.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT, Layou...
Reverse a string in Python
...ario:
Developer wants to transform a string
Transformation is to reverse order of all the characters
Solution
example01 produces the desired result, using extended slice notation.
Pitfalls
Developer might expect something like string.reverse()
The native idiomatic (aka "pythonic")...
Default function arguments in Rust
...d to take a variable length slice of the enum variants. They can be in any order and length. The defaults are implemented within the function as initial assignments.
enum FooOptions<'a> {
Height(f64),
Weight(f64),
Name(&'a str),
}
use FooOptions::*;
fn foo(args: &[FooOpti...