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What is the difference between a strongly typed language and a statically typed language?
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What is the difference between a strongly typed language and a statically typed language?
A statically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass...
How do I check that a Java String is not all whitespaces?
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@Andreas_D: Heh, I got my orders! The OP said he wanted to check a string or char array, he never said anything about nulls! :) *checks the fine print in the contract* "null is not a string!"
– Carl Smotr...
How do I time a method's execution in Java?
... of the searches on Google return results for timers that schedule threads and tasks, which is not what I want.
40 Answers
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Finding current executable's path without /proc/self/exe
...ecutable or a name that was found using $PATH.
Some shells, including bash and ksh, set the environment variable "_" to the full path of the executable before it is executed. In that case you can use getenv("_") to get it. However this is unreliable because not all shells do this, and it could be ...
How to profile a bash shell script slow startup?
...bashstart.PID.log that shows the seconds.nanoseconds timestamp of each command that was executed. The difference from one time to the next is the amount of time that the intervening step took.
As you narrow things down, you can move set -x later and set +x earlier (or bracket several sections of in...
Can you call Directory.GetFiles() with multiple filters?
...s() method to retrieve a list of files of multiple types, such as mp3 's and jpg 's. I have tried both of the following with no luck:
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'printf' vs. 'cout' in C++
What is the difference between printf() and cout in C++?
16 Answers
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Seeding the random number generator in Javascript
Is it possible to seed the random number generator (Math.random) in Javascript?
13 Answers
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Best practices/performance: mixing StringBuilder.append with String.concat
I'm trying to understand what the best practice is and why for concatenating string literals and variables for different cases. For instance, if I have code like this
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Ruby class instance variable vs. class variable
...mmon to that class without having sub-classes automatically also get them (and vice-versa). With class variables, you have the convenience of not having to write self.class from an instance object, and (when desirable) you also get automatic sharing throughout the class hierarchy.
Merging these t...