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Long vs Integer, long vs int, what to use and when?
... inherited from Object, such as hashcode. Java.util.collections methods usually use the boxed (Object-wrapped) versions, because they need to work for any Object, and a primitive type, like int or long, is not an Object.
Another difference is that long and int are pass-by-value, whereas Long and In...
How does Go update third-party packages?
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go get will install the package in the first directory listed at GOPATH (an environment variable which might contain a colon separated list of directories). You can use go get -u to update existing packages.
You can also use go get -u all t...
Is there any performance gain in indexing a boolean field?
...udes a WHERE isok=1 . As the name implies, isok is a boolean field (actually a TINYINT(1) UNSIGNED that is set to 0 or 1 as needed).
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Debug.Assert vs Exception Throwing
...ated unexpectedly, it makes sense to halt execution by throwing -- I personally would not use exceptions in the place of assertions. Here's why:
As others have said, assertions should document situations that are impossible, in such a manner that if the allegedly impossible situation comes to pass,...
Find a class somewhere inside dozens of JAR files?
..., use the jar (or unzip -v), grep, and find commands.
The following lists all class files that match a given name:
for i in *.jar; do jar -tvf "$i" | grep -Hsi ClassName && echo "$i"; done
If you know the entire list of Java archives you want to search, you could place them all in the sa...
How to upgrade PowerShell version from 2.0 to 3.0
...he OS that I am using is Windows 7, and the PowerShell version that is installed here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0?
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Authorative way to override onMeasure()?
...velopment uses MeasureSpec to calculate the dimensions, then ends with a call to setMeasuredDimension(). For example:
8 An...
Differences between Microsoft .NET 4.0 full Framework and Client Profile
The Microsoft .NET Framework 4.0 full installer (32- and 64-bit) is 48.1 MB and the Client Profile installer is 41.0 MB. The extracted installation files are 237 MB and 194 MB respectively, and once installed, they are 537 MB and 427 MB.
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How can I consume a WSDL (SOAP) web service in Python?
...d zeep today and it was surprisingly easy to use. Was able to consume and call a Soap 1.1/1.2 service with 3 lines of code.
– Jagu
Jan 10 '17 at 4:02
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Where can I download Spring Framework jars without using Maven?
...is maven repo where you could download from directly a zip file containing all the jars you need.
http://maven.springframework.org/release/org/springframework/spring/
http://repo.spring.io/release/org/springframework/spring/
Alternate solution: Maven
The solution I prefer is using Maven, it is eas...