大约有 43,000 项符合查询结果（耗时：0.0578秒） [XML]
How to do a LIKE query in Arel and Rails?
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This is how you perform a like query in arel:
users = User.arel_table
User.where(users[:name].matches("%#{user_name}%"))
PS:
users = User.arel_table
query_string = "%#{params[query]}%"
param_matches_string = ->(param){
users[param].matches(query_string)
}
User.where(param_mat...
window.location.reload with clear cache [duplicate]
...t;meta http-equiv="Expires" content="-1">
http://www.metatags.org/meta_http_equiv_cache_control
Also, IE should give you the latest content for the main page. If you are having issues with external documents, like CSS and JS, add a dummy param at the end of your URLs with the current time in m...
You need to use a Theme.AppCompat theme (or descendant) with this activity
...de.com/file/repository.grepcode.com/java/ext/com.google.android/android/4.4_r1/frameworks/base/core/res/res/values/themes.xml/
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What's the difference between TRUNCATE and DELETE in SQL
...xpress Edition
Use of FLASHBACK in Oracle
http://docs.oracle.com/cd/E11882_01/appdev.112/e41502/adfns_flashback.htm#ADFNS638
Privileges
Variable
Oracle
Delete can be granted on a table to another user or role, but truncate cannot be without using a DROP ANY TABLE grant.
Redo/Undo
Delete g...
mysql check collation of a table
...luding the collation.
For example SHOW TABLE STATUS where name like 'TABLE_NAME'
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What is the difference between screenX/Y, clientX/Y and pageX/Y?
...Y should be used instead of clientX/clientY?
– techie_28
Jul 6 '16 at 9:58
1
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Where is the “Fold” LINQ Extension Method?
...heard "aggregate" outside of SQL. WP has a list en.wikipedia.org/wiki/Fold_(higher-order_function) of a couple dozen languages and C# is the only one that calls it "Aggregate". "Reduce" is the clear winner, followed by "Fold" for the ML family, and "Inject" for Smalltalk and friends.
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Streaming Audio from A URL in Android using MediaPlayer?
...ton with id button1 and two images in your drawable folder with name button_pause and button_play and please don't forget to add the internet permission in your manifest.
public class MainActivity extends Activity {
private Button btn;
/**
* help to toggle between play and pause.
*/
private boole...
In c++ what does a tilde “~” before a function name signify?
...explicitly deleted.
See https://www.ibm.com/support/knowledgecenter/en/ssw_ibm_i_74/rzarg/cplr380.htm
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Is it possible to use AutoLayout with UITableView's tableHeaderView?
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- (void)viewDidLoad {
[super viewDidLoad];
// ....
dispatch_async(dispatch_get_main_queue(), ^{
_profileView = [[MyView alloc] initWithNib:@"MyView.xib"];
self.tableView.tableHeaderView = self.profileView;
});
}
Note: It fix the bug when the loaded view has a fi...