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Please explain the exec() function and its family
What is the exec() function and its family? Why is this function used and how does its work?
7 Answers
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What does a just-in-time (JIT) compiler do?
... better optimizations like inlining functions that are used frequently.
This is in contrast to a traditional compiler that compiles all the code to machine language before the program is first run.
To paraphrase, conventional compilers build the whole program as an EXE file BEFORE the first time y...
What is JNDI? What is its basic use? When is it used?
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What is JNDI ?
It stands for Java Naming and Directory Interface.
What is its basic use?
JNDI allows distributed applications to look up services in an abstract, resource-independent way.
When it is used?
The most c...
HTML minification? [closed]
Is there a online tool that we can input the HTML source of a page into and will minify the code?
8 Answers
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To underscore or to not to underscore, that is the question
...ot prefixing private fields with an underscore in C# if the binary version is going to be consumed by other framework languages? For example since C# is case-sensitive you can call a field "foo" and the public property "Foo" and it works fine.
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Why is String immutable in Java?
I was asked in an interview why String is immutable
12 Answers
12
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What is InnoDB and MyISAM in MySQL?
What is InnoDB and MyISAM in MySQL ?
8 Answers
8
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What is the difference between the OAuth Authorization Code and Implicit workflows? When to use each
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The access_token is what you need to call a protected resource (an API). In the Authorization Code flow there are 2 steps to get it:
User must authenticate and returns a code to the API consumer (called the "Client").
The "client" of the AP...
How does the String class override the + operator?
Why in Java you're able to add Strings with the + operator, when String is a class? In the String.java code I did not find any implementation for this operator. Does this concept violate object orientation?
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Why is IoC / DI not common in Python?
In Java IoC / DI is a very common practice which is extensively used in web applications, nearly all available frameworks and Java EE. On the other hand, there are also lots of big Python web applications, but beside of Zope (which I've heard should be really horrible to code) IoC doesn't seem t...