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Label points in geom_point
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edited Sep 12 '17 at 23:13
neilfws
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C# - Keyword usage virtual+override vs. new
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10 Answers
10
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Unioning two tables with different number of columns
...dd extra columns as null for the table having less columns like
Select Col1, Col2, Col3, Col4, Col5 from Table1
Union
Select Col1, Col2, Col3, Null as Col4, Null as Col5 from Table2
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improv...
Types in MySQL: BigInt(20) vs Int(20)
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CREATE TABLE foo ( bar INT(20) ZEROFILL );
INSERT INTO foo (bar) VALUES (1234);
SELECT bar from foo;
+----------------------+
| bar |
+----------------------+
| 00000000000000001234 |
+----------------------+
It's a common source of confusion for MySQL users to see INT(20) and ...
分布式系统的事务处理 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...务器来提供数据服务的时候，我会遇到如下的两个问题：1）一台服务器的性能不足以提供足够的能力服务于所有的网络...当我们在生产线上用一台服务器来提供数据服务的时候，我会遇到如下的两个问题：
1）一台服务器的性...
YouTube iframe API: how do I control an iframe player that's already in the HTML?
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317
+50
Fiddle L...
Fastest way to serialize and deserialize .NET objects
...64 encode the binary.
[XmlType]
public class CT {
[XmlElement(Order = 1)]
public int Foo { get; set; }
}
[XmlType]
public class TE {
[XmlElement(Order = 1)]
public int Bar { get; set; }
}
[XmlType]
public class TD {
[XmlElement(Order=1)]
public List<CT> CTs { get; set;...
How to create a loop in bash that is waiting for a webserver to respond?
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174
Combining the question with chepner's answer, this worked for me:
until $(curl --output /dev/...
Determine which JAR file a class is from
.../jre/lib/rt.jar!/java/lang/String.class
file:/projects/classes/pkg/MyClass$1.class
The getProtectionDomain().getCodeSource().getLocation() method returns the location of the jar file or CLASSPATH
file:/Users/home/java/libs/ejb3-persistence-1.0.2.GA.jar
file:/projects/classes
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How to un-commit last un-pushed git commit without losing the changes
...ple:
in case you have not pushed the commit publicly yet:
git reset HEAD~1 --soft
That's it, your commit changes will be in your working directory, whereas the LAST commit will be removed from your current branch. See git reset man
In case you did push publicly (on a branch called 'master'...