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How to detect input type=file “change” for the same file?
...an simply set to null the file path every time user clicks on the control. Now, even if the user selects the same file, the onchange event will be triggered.
<input id="file" onchange="file_changed(this)" onclick="this.value=null;" type="file" accept="*/*" />
...
Textarea to resize based on content length [duplicate]
...
i know that this is an old post but when I print the textarea, if the whole content does not fit in the first page, the whole contecnt goes to the second page and creates unwanted spaces on the first page. How can I split the te...
C++: How to round a double to an int? [duplicate]
....
float x = 55; // stored as 54.999999...
x = x + 0.5 - (x<0); // x is now 55.499999...
int y = (int)x; // truncated to 55
C++11 also introduces std::round, which likely uses a similar logic of adding 0.5 to |x| under the hood (see the link if interested) but is obviously more robust.
A follo...
To ternary or not to ternary? [closed]
...erseOrder)) {
return -1;
else
return 0;
}
Now compare that with this:
int compareTo(Object object) {
if(isLessThan(object))
return reverseOrder ? 1 : -1;
else(isGreaterThan(object))
return reverseOrder ? -1 : 1;
else
...
jQuery Mobile: document ready vs. page events
...ing, basically everything before jQuery Mobile 1.4. Old way of handling is now deprecated and it will stay active until (including) jQuery Mobile 1.5, so you can still use everything mentioned below, at least until next year and jQuery Mobile 1.6.
Old events, including pageinit don't exist any more...
How to force R to use a specified factor level as reference in a regression?
...(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b in DF by use of the relevel() function:
DF <- within(DF, b <- relevel(b, ref = 3))
m2 <- lm(y ~ x + b, data = DF)
summary(m2)
The models have estimated different reference levels.
> coef...
Creating hard and soft links using PowerShell
...
This link is now broken due to MS rearranging documentation. I found a current working link at technet.microsoft.com/en-us/library/hh849795.aspx
– Aaron Thomas
Jul 19 '16 at 15:55
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How to remove extension from string (only real extension!)
...e = substr($filename, 0 , (strrpos($filename, ".")));
//$newFileName will now be abc.def
Basically this just looks for the last occurrence of . and then uses substring to retrieve all the characters up to that point.
It's similar to one of your googled examples but simpler, faster and easier th...
Hide Spinner in Input Number - Firefox 29
... this works and indeed it removes the spinners, but then you are now able to enter alphanumeric characters into it. Hope somebody finds a way to handle that scenario without having to check the entered keys if they are numbers or not.
– Jovanni G
Oct ...
How to uninstall npm modules in node js?
As commonly known, any npm module can be installed by running a simple command: npm install <module_name> .
21 Answe...