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What's Alternative to Singleton
...ework can hold a single copy of the configuration objects, and your beans (services, DAOs, whatever) don't have to worry about looking it up.
This is the approach I usually take!
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Measure execution time for a Java method [duplicate]
...ge it its better to use Spring's method interceptors. So for instance your service is :
public class MyService {
public void doSomething() {
for (int i = 1; i < 10000; i++) {
System.out.println("i=" + i);
}
}
How to call a method with a separate thread in Java?
... This worked perfectly for what I was doing. Needed to run a webservice and updating a progress bar concurrently using the observer pattern.
– dpi
Feb 15 '14 at 15:20
...
SQLAlchemy - Getting a list of tables
... print(engine.table_names()) File "/Users/darshanchoudhary/.virtualenvs/services/lib/python3.6/site-packages/sqlalchemy/engine/base.py", line 2128, in table_names return self.dialect.get_table_names(conn, schema) value = value.replace(self.escape_quote, self.escape_to_quote) AttributeErro...
How to show the last queries executed on MySQL?
...log = 1
Restart your mysql server for reflect changes
sudo service mysql start
Monitor mysql server log with following command in terminal
tail -f /var/log/mysql/mysql.log
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Xcode 5: Code signing entitlement errors
...In my case, i activated the same capabilities in Xcode that in Application services in developer.apple.com. Thats works for me
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Spring Data JPA - “No Property Found for Type” Exception
...itory should be name as UserBoardRepositoryImpl, here you named it as BoardServiceImpl, that's why it throws the exception.
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Django gives Bad Request (400) when DEBUG = False
... only be enabled if a proxy which sets this header is in use.
My hosting service wrote explicitly in their documentation that this setting must be used, and I get this 400 error if I forget it.
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Daylight saving time and time zone best practices [closed]
...de, rather than globally through config file settings or defaults.
Use NTP services on all servers.
If using FAT32, remember that timestamps are stored in local time, not UTC.
When dealing with recurring events (weekly TV show, for example), remember that the time changes with DST and will be differ...
普通码农和CTO之间的差距，就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...索电子版）
我的一个经历
我刚入职的时候公司所有的Service都返回一个这样的类：
err表示是否出错，代码里面还定义了一堆的错误代码；data表示实际执行的结果。所以每次调用都要执行一个if判断，如果错误代码不存在还需...