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Detecting that the browser has no mouse and is touch-only
... not a good way to move forward (and it is somewhat inconsistent). Additionally, unless you are tracking a very specific event or only trying to rule out a few classes above, using events themselves isn't full proof.
For example, say you've discovered that a user have emitted a real mousemove (not ...
How to convert Strings to and from UTF8 byte arrays in Java
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US-ASCII is actually not a very common encoding nowadays. Windows-1252 and ISO-8859-1 (which are supersets of ASCII) are far more widespread.
– Michael Borgwardt
Oct 9 '09 at 13:26
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jQuery trigger file input
...e and top:-100px; and voilà it works.
see http://jsfiddle.net/DSARd/1/
call it a hack.
Hope that works for you.
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How can i tell if an object has a key value observer attached
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Put a try catch around your removeObserver call
@try{
[someObject removeObserver:someObserver forKeyPath:somePath];
}@catch(id anException){
//do nothing, obviously it wasn't attached because an exception was thrown
}
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specify project file of a solution using msbuild
...and ')' with '_' in the folder name (GYP generated projects). I guess it's all the special characters are replaced with underscore.
– Maxime Viargues
Jun 13 '16 at 1:49
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How to design a multi-user ajax web application to be concurrently safe
...r-Side:
Determine a reasonable level at which you would define what I'd call "atomic artifacts" (the page? Objects on the page? Values inside objects?). This will depend on your webservers, database & caching hardware, # of user, # of objects, etc. Not an easy decision to make.
For each atomic...
filename and line number of python script
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Whether you use currentframe().f_back depends on whether you are using a
function or not.
Calling inspect directly:
from inspect import currentframe, getframeinfo
cf = currentframe()
filename = getframeinfo(cf).filename
print "This is line 5, python say...
Docker how to change repository name or rename image?
...host OS and Docker version? I suspect that something about your Docker installation is modifying the tag instruction.
– Andy
Feb 18 '16 at 2:41
27
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When is the @JsonProperty property used and what is it used for?
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As you know, this is all about serialize and desalinize an object. Suppose there is an object:
public class Parameter {
public String _name;
public String _value;
}
The serialization of this object is:
{
"_name": "...",
"_value": ".....
Unable to install Maven on Windows: “JAVA_HOME is set to an invalid directory”
...ollowed the Maven tutorial to the letter but I still can't get Maven installed on Windows.
16 Answers
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