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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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defaults write com.apple.Xcode AppleICUDateFormatStrings '{1="yyyy-MM-dd";}'
Dock的相关操作
将鼠标指针放在分隔线上面，直到箭头出现，然后上下拖动可以改变Dock大小。
按住control键并点按分隔线，可以打开Dock快捷键菜单。
按下control-fn-...
What is the reason why “synchronized” is not allowed in Java 8 interface methods?
... so it might well be the case that the use of synchronization provides no additional thread safety whatsoever (you might be synchronizing on the wrong lock). This would give you the false sense of confidence that you have done something about thread safety, and no error message tells you that you'r...
How to print time in format: 2009‐08‐10 18:17:54.811
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31
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Group query results by month and year in postgresql
... from the "date" attribute.
sum("Sales") as "Sales" : The SUM() function adds up all the "Sales" values, and supplies a case-sensitive alias, with the case sensitivity maintained by using double-quotes.
group by 1,2 : The GROUP BY function must contain all columns from the SELECT list that are not...
How to find the JVM version from a program?
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55
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Make a link open a new window (not tab) [duplicate]
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251
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Iterate two Lists or Arrays with one ForEach statement in C#
...e the same signature as .NET 4 Zip method msdn.microsoft.com/en-us/library/dd267698.aspx and return resultSelector(first, second) instead of a KVP.
– Martín Coll
Jun 12 '13 at 19:17
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how to create a Java Date object of midnight today and midnight tomorrow?
...Calendar.SECOND, 0);
date.set(Calendar.MILLISECOND, 0);
// next day
date.add(Calendar.DAY_OF_MONTH, 1);
JDK 8 - java.time.LocalTime and java.time.LocalDate
LocalTime midnight = LocalTime.MIDNIGHT;
LocalDate today = LocalDate.now(ZoneId.of("Europe/Berlin"));
LocalDateTime todayMidnight = LocalD...