大约有 19,000 项符合查询结果（耗时：0.0327秒） [XML]
How do I keep the screen on in my App? [duplicate]
...ul points):
It doesn't matter that keepScreenOn should be used on a Main/Root/Parent View. It can be used with any child view and will work the same way it works in a parent view.
The only thing that matters is that the view's visibility must be visible. Otherwise, it will not work!
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快速理解 高频对冲套利自动交易（程式化交易） - 更多技术 - 清泛网 - 专注...
...言，我才实盘测试交易15个交易日，我也不知道每月收益如何。按照估算，20万的实盘账户，每月稳定有净利润5000元以上（即，年收益大约30%以上，权益回撤不超过10%），同时，产生的手续费比净利润略低些，大约是净利润的9成...
When should null values of Boolean be used?
...ht find this useful: http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/6-b14/java/lang/Boolean.java
A null Boolean reference should only be used to trigger similar logic to which you have any other null reference. Using it for three state logic is clumsy.
EDIT: notice, that Bo...
What is the maximum length of latitude and longitude? [closed]
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More on lat/lng precision: mysql.rjweb.org/doc.php/latlng#representation_choices
– Rick James
Mar 4 '19 at 0:08
add a comment
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Using CSS :before and :after pseudo-elements with inline CSS?
... get to inline pseudo-elements. Better yet, use the new scoped styles and :root psuedo-class (this is so cool): <article><style scoped>:root:before { content: "*";}</style><!-- something --></article>.
– Ben J
Oct 27 '15 at 19:36
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List submodules in a Git repository
...numerates each submodule path and the URL it refers to.
For example, from root of repository, cat .gitmodules will print contents to the screen (assuming you have cat).
Because .gitmodule files have the Git configuration format, you can use git config to parse those files:
git config --file .gitm...
Import file size limit in PHPMyAdmin
.../etc/init.d/httpd restart
If you are in a shared hosting and do not have root access or access to your php.ini configuration file, then the other way is to create a .htaccess file in your application root and add the following line
php_value upload_max_filesize 10M
php_value post_max_size 10M
I...
How to install a gem or update RubyGems if it fails with a permissions error
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Installing gems as root is not a good idea. stackoverflow.com/questions/2119064/…
– spuder
May 27 '14 at 21:28
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How to insert a line break in a SQL Server VARCHAR/NVARCHAR string
...literals. It works this way in all engines I've tried (SQL Server, Oracle, MySQL, PostgreSQL and SQLite).
– Álvaro González
Feb 13 '14 at 15:32
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Bash/sh - difference between && and ;
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I'm using && because a long time ago at the nearby computer:
root# pwd
/
root# cd /tnp/test; rm -rf *
cd: /tnp/test: No such file or directory
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... and after a while ...
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^C
but not helped... ;)
cd /tnp/test && rm -rf * is safe... ;)
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