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How do I prevent site scraping? [closed]
...oticing other music sites scraping our site's data (I enter dummy Artist names here and there and then do google searches for them).
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Why is address zero used for the null pointer?
...e the value zero: I am adviced to set pointers to zero after freeing their memory, because it means freeing the pointer again isn't dangerous; when I call malloc it returns a pointer with the value zero if it can't get me memory; I use if (p != 0) all the time to make sure passed pointers are vali...
Why are private fields private to the type, not the instance?
... perfectly legitimate to access private fields of other instances of the same type. For example:
10 Answers
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Casperjs/PhantomJs vs Selenium
...te our UI testing. Recently we have seen majority of our users using Chrome. So we wanted to know - pros and cons of using PhantomJS vs Selenium:
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What does the restrict keyword mean in C++?
I was always unsure, what does the restrict keyword mean in C++?
6 Answers
6
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How to refresh app upon shaking the device?
...sor sensor, int accuracy) {
}
};
@Override
protected void onResume() {
super.onResume();
mSensorManager.registerListener(mSensorListener, mSensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER), SensorManager.SENSOR_DELAY_NORMAL);
}
@Override
protected void onPause() {
...
Differences between Oracle JDK and OpenJDK
... and maintained currently by Oracle only.
OpenJDK and Oracle JDK are implementations of the same Java specification passed the TCK (Java Technology Certification Kit).
Most of the vendors of JDK are written on top of OpenJDK by doing a few tweaks to [mostly to replace licensed proprietary parts / ...
Which way is best for creating an object in JavaScript? Is `var` necessary before an object property
...e several similar objects. In your example, Person (you should start the name with a capital letter) is called the constructor function. This is similar to classes in other OO languages.
Use way 2 if you only need one object of a kind (like a singleton). If you want this object to inherit from anoth...
Are duplicate keys allowed in the definition of binary search trees?
...usually present examples without duplicates. It is fairly trivial to implement duplicates (either as a list at the node, or in one particular direction.)
Most (that I've seen) specify left children as <= and right children as >. Practically speaking, a BST which allows either of the right o...
Should logger be private static or not
... (abstract) base class like follows without worrying that the right classname will be used:
protected Log log = new Log4JLogger(getClass());
However its disadvantage is obviously that a whole new logger instance will be created for every instance of the class. This may not per se be expensive, bu...