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Error: The 'brew link' step did not complete successfully
...ode_modules/npm and then brew link node. This removes the standalone self-hosted npm package (rather than the one brew would like to install) and lets brew symlink its bundled one from Cellar.
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A JRE or JDK must be available in order to run Eclipse. No JVM was found after searching the followi
...nstaller continued and also Eclipse was able to start flawlessly without those two lines in eclipse.ini.
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Detect if Android device has Internet connection
...User-Agent", "Test");
urlc.setRequestProperty("Connection", "close");
urlc.setConnectTimeout(1500);
urlc.connect();
return (urlc.getResponseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connectio...
How to check if a process id (PID) exists
...kill to just check if a signal could be sent to the process, which is for most purposes more or less equivalent to checking if it exists. See linux.die.net/man/2/kill and linux.die.net/man/7/signal
– Christoffer Hammarström
Jun 15 '10 at 10:58
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PHP Session Security
...as to change during the session use, it would be extremely suspicious and most likely an attack. I never said you can use it alone. If you combine it with the other techniques you have a much more secure site.
– grom
Apr 27 '10 at 23:42
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Can a local variable's memory be accessed outside its scope?
...n and replaced with a football stadium, and you are going to die in an explosion while you are sneaking around.
You don't know what is going to happen; when you checked out of the hotel and stole a key to illegally use later, you gave up the right to live in a predictable, safe world because you c...
How to check if Location Services are enabled?
I'm developing an app on Android OS. I don't know how to check if Location Services are enabled or not.
22 Answers
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What is the simplest and most robust way to get the user's current location on Android?
...ast known values.
I grab last known values from available providers and choose the most recent of them.
Here's how I use my class:
LocationResult locationResult = new LocationResult(){
@Override
public void gotLocation(Location location){
//Got the location!
}
};
MyLocation my...
How big can a MySQL database get before performance starts to degrade
At what point does a MySQL database start to lose performance?
15 Answers
15
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Does the default constructor initialize built-in types?
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For all practical purposes - no.
However for implementations that are technically compliant with the C++ standard, the answer is that it depends whether the object is POD or not and on how you initialize it.
According to the C++ standard:
MyNo...