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How to change href of tag on button click through javascript
...ibute("href", "xyz.php");
return false;
}
</script>
It's one extra line of code but find it better structure-wise.
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What's Up with Logging in Java? [closed]
...event is serialized using the unchanged message pattern + the arguments as Strings. I guess it just depends how you define "effectively" though. It would certainly emit the same message (at least if entry and object are the same ;)) so please forgive my nitpicking.
– Huxi
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Can virtual functions have default parameters?
...ctly the same in almost every way except default visibility.
#include <string>
#include <sstream>
#include <iostream>
#include <iomanip>
using std::stringstream;
using std::string;
using std::cout;
using std::endl;
struct Base { virtual string Speak(int n = 42); };
struct ...
List Git aliases
...on the answer by johnny. It applies if you're not using git-alias from git-extras.
On Linux, run once:
git config --global alias.alias "! git config --get-regexp ^alias\. | sed -e s/^alias\.// -e s/\ /\ =\ /"
This will create a permanent git alias named alias which gets stored in your ~/.gitconf...
Print the contents of a DIV
...e Chrome). The printable area of page changes every time and contains some extra parts out of el. I think the print command is sent when the body is being restored.
– Ali Sheikhpour
Jan 1 '19 at 10:29
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Multiple aggregations of the same column using pandas GroupBy.agg()
...what the arguments are. As
usual, the aggregation can be a callable or a string alias.
You can now pass a tuple via keyword arguments. The tuples follow the format of (<colName>, <aggFunc>).
import pandas as pd
pd.__version__ ...
How to get a variable name as a string in PHP?
...and using a variable variable name?
$var_name = "FooBar";
$$var_name = "a string";
then you could just
print($var_name);
to get
FooBar
Here's the link to the PHP manual on Variable variables
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Reading ePub format
...is packaged up (OEBPS: a zip file of everything in the manifest plus a few extra files)
The specs look a bit daunting but actually once you've got the basics (unzipping, parsing XML) down it's not particularly difficult or complex.
You'll need to work out how to download the EPUB, to unzip it som...
How to round a number to significant figures in Python
...
%g in string formatting will format a float rounded to some number of significant figures. It will sometimes use 'e' scientific notation, so convert the rounded string back to a float then through %s string formatting.
>>&g...
Camera access through browser
...ctures from an HTML5 page and upload them to your server. It requires some extra programming on the server, but apart from PhoneGap, I have not found another way.
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