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win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
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b. 然后在my.ini文件中的[mysqld]下面一行添加skip_grant_tables (加上这句话，my.ini一般在mysql的data目录）
c. 再次输入mysql -u root -p ,这时cmd将切换成mysql模式
输入: UPDATE user SET Password=PASSWORD('newpassword') where USER='root';（注意...
How can I merge properties of two JavaScript objects dynamically?
...ties versus just copying or defining new properties. This may make it unsuitable for merging new properties into a prototype if the merge sources contain getters." (developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…). I had to use var merged = {...obj1, ...obj2}.
– m...
Where can I find a list of scopes for Google's OAuth 2.0 API? [closed]
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Google's oauth docs display a table that lists all of the available scopes.
https://developers.google.com/+/api/oauth#scopes-table
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'IF' in 'SELECT' statement - choose output value based on column values
...t
when report_type = 'N'
then -amount
else null
end
from table
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Storing JSON in database vs. having a new column for each key
I am implementing the following model for storing user related data in my table - I have 2 columns - uid (primary key) and a meta column which stores other data about the user in JSON format.
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Understanding Python's “is” operator
...ame integer object which is reused. Works in Python since integers are immutable. If you do x=1.0; y=1.0 or x=9999;y=9999, it won't be the same identity, because floats and larger ints aren't interned.
– Magnus Lyckå
Sep 21 '17 at 13:56
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Replacement for deprecated sizeWithFont: in iOS 7?
...n the main thread (like any other UIKit functionality), you'll get unpredictable behaviors. In particular, if you ran the function on multiple threads simultaneously, it'll probably crash your app. This is why in iOS 6, they introduced a the boundingRectWithSize:... method for NSAttributedString. ...
Create PostgreSQL ROLE (user) if it doesn't exist
... and improved with @Gregory's comment.)
Unlike, for instance, with CREATE TABLE there is no IF NOT EXISTS clause for CREATE ROLE (up to at least pg 12). And you cannot execute dynamic DDL statements in plain SQL.
Your request to "avoid PL/pgSQL" is impossible except by using another PL. The DO sta...
Is there a difference between single and double quotes in Java?
...2) Second we are adding the values of two char that according to the ASCII Table H=72 and a=97 that means that we are adding 72+97 it's like ('H'+'a').
3) Let's consider another case where we would have:
System.out.println("A"+'N');//AN
In this case we are dealing with concatenation of String A ...
Load view from an external xib file in storyboard
...romNib(), seems to fix certain strange auto-layout issues with auto-sizing table view cells containing XIB -created views.
– Gary
Mar 7 '18 at 17:03
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