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What is the difference between native code, machine code and assembly code?
...ter
00000001 8B EC mov ebp,esp ; setup current frame
00000003 E8 30 BE 03 6F call 6F03BE38 ; Console.Out property getter
00000008 8B C8 mov ecx,eax ; setup "this"
0000000a 8B 15 88 20 B...
How to run Rails console in the test environment and load test_helper.rb?
...eed kind of odd that the various binaries in script/ has different ways of setting the rails environment.
For Rails 3 and 4
Run rails c test. Prepend bundle exec if you need this for the current app environment.
For Rails 5 and 6
Run rails console -e test.
...
Can I list-initialize a vector of move-only type?
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Client-server synchronization pattern / algorithm?
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Strangest language feature
... return new Integer(i);
}
Note: IntegerCache.high defaults to 127 unless set by a property.
What happens with auto boxing is that both foo and bar the same integer object retrieved from the cache unless explicitly created: e.g. foo = new Integer(42), thus when comparing reference equality, they w...
What is the difference between a mutable and immutable string in C#?
...utable objects are dangerous to use as keys into any form of Dictionary or set- the objects themselves could change, and the data structure would have no way of knowing, leading to corrupt data that would, eventually, crash your program.
However, you can change its contents- so it's much, much more...
Objective-C Static Class Level variables
...ue ID. In C#, Java etc I can define a static int currentID and each time i set the ID i can increase the currentID and the change occurs at the class level not object level. Can this be done in Objective-C? I've found it very hard to find an answer for this.
...
How do you append an int to a string in C++? [duplicate]
...ked. If you really want to append rather than print, then there is also a set of standard library of functions to do that. See for example sprintf and its safe variants (msdn.microsoft.com/en-us/library/vstudio/ybk95axf.aspx).
– Eric
Apr 24 '13 at 15:29
...
How do I Geocode 20 addresses without receiving an OVER_QUERY_LIMIT response?
...n you can load 20 items in 4 seconds.
$(items).each(function(i, item){
setTimeout(function(){
geoLocate("my address", function(myLatlng){
...
});
}, 200 * i);
}
share
|
impro...
How do I import an SQL file using the command line in MySQL?
...rting huge files: most importantly, it takes more time because the default setting of MySQL is autocommit = true. You must set that off before importing your file and then check how import works like a gem.
You just need to do the following thing:
mysql> use db_name;
mysql> SET autocommit=0...