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How to handle Handler messages when activity/fragment is paused
... Queue Buffer
*/
final Vector<Message> messageQueueBuffer = new Vector<Message>();
/**
* Flag indicating the pause state
*/
private boolean paused;
/**
* Resume the handler
*/
final public void resume() {
paused = false;
whi...
SQL Server IN vs. EXISTS Performance
....
– Aaron Bertrand
Jan 14 '10 at 16:51
11
@Aaron - yes, typically the optimzer will internally pr...
What should every JavaScript programmer know? [closed]
...uld not be used.
How constructor functions, the prototype property and the new operator really work; methods of exploiting this to create the normal class/subclass/instance system you actually wanted; when you might want to use closure-based objects instead of prototyping. (Most JS tutorial material...
Redefining NULL
...(§6.7.8/10) and partial compound initializers (§6.7.8/21) to reflect the new null pointer representation.
Create an alternate way to access true address zero.
There are some things you do not have to handle. For example:
int x = 0;
void *p = (void*)x;
After this, p is NOT guaranteed to be a n...
Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
...t in 4.0 (AssemblyMetadataAttribute) so it will fail if you don't have the new System.Reflection.dll.
You can either install .NET 4.5 on the target web server, or build the application on a machine that does not have 4.5 installed. Far from an ideal resolution.
...
How to find NSDocumentDirectory in Swift?
...t documents directory!")
}
return nil
}
Update
I've missed that new swift 2.0 have guard(Ruby unless analog), so with guard it is much shorter and more readable
func databaseURL() -> NSURL? {
let fileManager = NSFileManager.defaultManager()
let urls = fileManager.URLsForDirectory(.D...
How to parse the AndroidManifest.xml file inside an .apk package
...tTagLineNo = lineNo;
// Look for the Attributes
StringBuffer sb = new StringBuffer();
for (int ii=0; ii<numbAttrs; ii++) {
int attrNameNsSi = LEW(xml, off); // AttrName Namespace Str Ind, or FFFFFFFF
int attrNameSi = LEW(xml, off+1*4); // AttrName String Index
int...
Unit tests vs Functional tests
...
The quote is a bit vague for someone new to the concept.
– user65663
Apr 30 '10 at 2:15
...
How to properly compare two Integers in Java?
...and y refer to the same object rather than equal objects.
So
Integer x = new Integer(10);
Integer y = new Integer(10);
System.out.println(x == y);
is guaranteed to print false. Interning of "small" autoboxed values can lead to tricky results:
Integer x = 10;
Integer y = 10;
System.out.println...
How to detect the physical connected state of a network cable/connector?
...k together with udev, or your program may get confused when udev renames a new network interface.
The problem with doing network configurations with shell scripts is that shell scripts are terrible for event handling (such as a network cable being plugged in and out). If you need something more pow...