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performSelector may cause a leak because its selector is unknown
I'm getting the following warning by the ARC compiler:
19 Answers
19
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Chrome Dev Tools: How to trace network for a link that opens a new tab?
... log' on the 'Network' tab:
and force all links to open in the same tab by executing the following code in the console:
[].forEach.call(document.querySelectorAll('a'),
function(link){
if(link.attributes.target) {
link.attributes.target.value = '_self';
}
});
...
PHP json_encode encoding numbers as strings
...HP and MySQL ;; that is something that is (at least in some case) correcte by the new mysqlnd driver that comes with PHP 5.3 (see blog.ulf-wendel.de/?p=184 ; search for "integer" in the page to find the interesting sentence) ;; but I agree that this is not nice ^^
– Pascal MART...
What does && mean in void *p = &&abc;
... Now imagine how better programmers everyone would be if gcc had -pedantic by default. Then people would learn C instead of irrelevant information about gnus.
– Lundin
May 24 '11 at 6:40
...
Is there a pattern for initializing objects created via a DI container
...am; }
}
}
Notice how this allows us to protect the class' invariants by use of the readonly keyword. No smelly Initialize methods are necessary.
An IMyIntfFactory implementation may be as simple as this:
public class MyIntfFactory : IMyIntfFactory
{
public IMyIntf Create(string runTimePa...
How can I enable or disable the GPS programmatically on Android?
...
the GPS can be toggled by exploiting a bug in the power manager widget. see this xda thread for discussion.
here's some example code i use
private void turnGPSOn(){
String provider = Settings.Secure.getString(getContentResolver(), Settings.Se...
How can I get the full object in Node.js's console.log(), rather than '[Object]'?
...fault without allowing you to change it); console.dir() has the same limit by default, but you can pass in an options object as the 2nd argument to change that (which is passed through to util.inspect(); note that console.dir() can only ever print 1 object at a time, however. To print with unlimite...
What happens if you don't commit a transaction to a database (say, SQL Server)?
...r Management Studio auto commits if you close the query window/connection, by default.
– Nuno
Sep 11 '15 at 9:37
1
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String vs. StringBuilder
...o another thread), a good optimizer could determine that a is not accessed by any other code during this sequence of lines; only the final value of a matters. So it could treat those three lines of code as if they were written a = b + c + d;.
– ToolmakerSteve
N...
What is the correct SQL type to store a .Net Timespan with values > 24:00:00?
...-01' date doesn't matter, of course, it's just the third variable required by the DATEADD(...) function. Remember there are 100 nanoseconds in a tick, but if you use DATEADD(NANOSECOND... you're likely to get an overflow, hence using milliseconds. Also remember that you should check this fact using ...