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How does @synchronized lock/unlock in Objective-C?
...o think of them as two separate interfaces implemented on top of a common (more primitive) entity.
In particular with a NSLock you have an explicit lock whereas with @synchronized you have an implicit lock associated with the object you are using to synchronize. The benefit of the language level lo...
What is the shortest function for reading a cookie by name in JavaScript?
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Shorter, more reliable and more performant than the current best-voted answer:
function getCookieValue(a) {
var b = document.cookie.match('(^|;)\\s*' + a + '\\s*=\\s*([^;]+)');
return b ? b.pop() : '';
}
A performance compa...
How do you log content of a JSON object in Node.js?
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To have an output more similar to the raw console.log(obj) I usually do use console.log('Status: ' + util.inspect(obj)) (JSON is slightly different).
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Force to open “Save As…” popup open at text link click for PDF in HTML
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How to resolve the C:\fakepath?
...local machine without some kind of trusted plugin like Flash or Java. It's more of a privacy thing. For example, if you're uploading from your desktop, you'd be letting the server know your username on your local machine or domain (c:\users\myname\desktop or /Users/myname/Desktop/ or whatever). That...
How to resolve merge conflicts in Git?
...ing ctrl+w. You can directly reach MERGED view using ctrl+w followed by j.
More info about vimdiff navigation here and here
Step 4. You could edit the MERGED view the following way
If you want to get changes from REMOTE
:diffg RE
If you want to get changes from BASE
:diffg BA
If you want to ge...
How to apply bindValue method in LIMIT clause?
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Filter LogCat to get only the messages from My Application in Android?
...t; *:S
-d denotes an actual device and -e denotes an emulator. If there's more than 1 emulator running you can use -s emulator-<emulator number> (eg, -s emulator-5558)
Example: adb -d logcat com.example.example:I *:S
Or if you are using System.out.print to send messages to the log you can ...
Using -performSelector: vs. just calling the method
...bject: and performSelectorOnMainThread:withObject:waitUntilDone: are often more useful. For spawning a background thread, and for calling back results to the main thread from said background thread.
– PeyloW
Sep 30 '09 at 8:36
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