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Switch statement: must default be the last case?
Consider the following switch statement:
10 Answers
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Adding a Method to an Existing Object Instance
I've read that it is possible to add a method to an existing object (i.e., not in the class definition) in Python.
16 Answ...
What uses are there for “placement new”?
Has anyone here ever used C++'s "placement new"? If so, what for? It looks to me like it would only be useful on memory-mapped hardware.
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What are the First and Second Level caches in Hibernate?
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1.1) First-level cache
First-level cache always Associates with the Session object. Hibernate uses this cache by default. Here, it processes one
transaction after another one, means wont process one transaction many
times. Mainly it reduces the number of SQL queries it needs to
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Is there any kind of hash code function in JavaScript?
...bjects, a set. I had the brilliant idea of just using a JavaScript object with objects for the property names. Such as,
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Named Branches vs Multiple Repositories
...rrently using subversion on a relatively large codebase. Each release gets its own branch, and fixes are performed against the trunk and migrated into release branches using svnmerge.py
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How do I syntax check a Bash script without running it?
Is it possible to check a bash script syntax without executing it?
8 Answers
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What is the purpose of a self executing function in javascript?
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It's all about variable scoping. Variables declared in the self executing function are, by default, only available to code within the self executing function. This allows code to be written without concern of how variables ar...
boolean in an if statement
...ther hand:
if (booleanValue === true)
This will only satisfy the if condition if booleanValue is exactly equal to true. No other truthy value will satisfy it.
On the other hand if you do this:
if (someVar == true)
Then, what Javascript will do is type coerce true to match the type of someVar...
FileNotFoundException while getting the InputStream object from HttpURLConnection
...response body on POST/PUT, just a response status. You'd like to determine it instead of the body.
Replace
InputStream response = con.getInputStream();
by
int status = con.getResponseCode();
All available status codes and their meaning are available in the HTTP spec, as linked before. The web...