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Does the join order matter in SQL?
Disregarding performance, will I get the same result from query A and B below? How about C and D?
4 Answers
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How to exit if a command failed?
I am a noob in shell-scripting. I want to print a message and exit my script if a command fails. I've tried:
8 Answers
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How to attach debugger to iOS app after launch?
I have an issue I am troubleshooting which occurs very infrequently and doesn't seem to happen when I have things running under Xcode.
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JPA or JDBC, how are they different?
I am learning Java EE and I downloaded the eclipse with glassfish for the same. I saw some examples and also read the Oracle docs to know all about Java EE 5. Connecting to a database was very simple. I opened a dynamic web project, created a session EJB , I used EntityManager and with the get meth...
Run a JAR file from the command line and specify classpath
I've compiled a JAR file and specified the Main-Class in the manifest (I used the Eclipse Export function). My dependencies are all in a directory labeled lib . I can't seem to get a straight answer on how to execute my JAR file while specifying it should use the lib/* as the classpath.
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Flexbox not giving equal width to elements
Attempting a flexbox nav that has up to 5 items and as little as 3, but it's not dividing the width equally between all the elements.
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Where is the syntax for TypeScript comments documented?
...ther documentation tools.
A good overview of the syntax is available here and especially here. The precise spec should be "soon" written up.
Another file worth checking out is this one where you will see useful standard tags.
Note: you should not use JSDoc, as explained on TSDoc main page: Why ca...
How to go to each directory and execute a command?
...e a bash script that goes through each directory inside a parent_directory and executes a command in each directory .
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@UniqueConstraint and @Column(unique = true) in hibernate annotation
What is difference between @UniqueConstraint and @Column(unique = true) ?
4 Answers
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HttpListener Access Denied
...es.Add("http://*:4444/"); must match EXACTLY with the one in the netsh command. For example, I had httpListener.Prefixes.Add("http://127.0.0.1:80/"); and the same netsh command you have, and the HttpListenerException will still be thrown. I needed to change httpListener.Prefixes.Add("http://+:80/"...