大约有 9,000 项符合查询结果（耗时：0.0201秒） [XML]
Difference between string and text in rails?
...
For MySQL - not so much, you can have indexes on varchars, you cannot on text.
– Omar Qureshi
Jan 24 '13 at 10:17
13
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What it the significance of the Javascript constructor property?
... and recommended manually setting the constructor property. You and I have quite different ethoses: I much prefer wrappers to shims, and have lived without Object.getPrototypeOf for so long that I have no burning desire for it now.
– Tim Down
Apr 12 '12 at 22:0...
How to make git mark a deleted and a new file as a file move?
...t the new file and old file are >50% 'similar' based on some similarity indexes that git uses.
– pjz
Oct 19 '10 at 20:10
160
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Set cursor position on contentEditable
...ar s = window.getSelection();
var t = $('div[contenteditable="true"]').index(this);
if (typeof(savedRanges[t]) === "undefined"){
savedRanges[t]= new Range();
} else if(s.rangeCount > 0) {
s.removeAllRanges();
s.addRange(savedRanges[t]);
}
}).bind("mouseup k...
jQuery: How can i create a simple overlay?
...0);
-moz-opacity:0.5;
-khtml-opacity: 0.5;
opacity: 0.5;
z-index: 10000;
}
This will be your jQuery code (no UI needed). You're just going to create a new element with the ID #overlay. Creating and destroying the DIV should be all you need.
var overlay = jQuery('<div id="overla...
When to Redis? When to MongoDB? [closed]
... with an SQL-driven relational database: relational databases simplify to indexed CSV files, each file being a table; document stores simplify to indexed JSON files, each file being a document, with multiple files grouped together.
JSON files are similar in structure to XML and YAML files, and to ...
How can I list ALL grants a user received?
..._priv, insert_priv, delete_priv, update_priv, references_priv, alter_priv, index_priv
FROM table_privileges
WHERE grantee = <theUser>
ORDER BY owner, table_name;
Indirect grants to tables/views:
SELECT DISTINCT owner, table_name, PRIVILEGE
FROM dba_role_privs rp JOIN role_tab_privs ...
Looping through the content of a file in Bash
... the side effects of trimming leading whitespace, interpreting backslash sequences, and skipping the last line if it's missing a terminating linefeed. If these are concerns, you can do:
while IFS="" read -r p || [ -n "$p" ]
do
printf '%s\n' "$p"
done < peptides.txt
Exceptionally, if the lo...
GRANT EXECUTE to all stored procedures
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SQL Server 2008 and Above:
/* CREATE A NEW ROLE */
CREATE ROLE db_executor
/* GRANT EXECUTE TO THE ROLE */
GRANT EXECUTE TO db_executor
For just a user (not a role):
USE [DBName]
GO
GRANT EXECUTE TO [user]
...
Is there a way to make AngularJS load partials in the beginning and not at when needed?
...
Does this also work for templates on the index file? I have an ng-view and ng-include in my index file and I'm having trouble getting my application to show up.
– Batman
Oct 19 '14 at 9:47
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