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Set custom HTML5 required field validation message
...urn a string which is then displayed as the error message.
Compatibility
Tested in:
Chrome Canary 47.0.2
IE 11
Microsoft Edge (using the up-to-date version as of 28/08/2015)
Firefox 40.0.3
Opera 31.0
Old answer
You can see the old revision here: https://stackoverflow.com/revisions/16069817/...
How to re import an updated package while in Python Interpreter? [duplicate]
I often test my module in the Python Interpreter, and when I see an error, I quickly update the .py file. But how do I make it reflect on the Interpreter ? So, far I have been exiting and reentering the Interpreter because re importing the file again is not working for me.
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How do I kill all the processes in Mysql “show processlist”?
...store in a variable
Just run in your command prompt
> out1=$(mysql -B test -uroot -proot --disable-column-names -e "select concat('KILL ',id,';') from information_schema.processlist where user='root' and time > 200;")
> out2= $(mysql -B test -uroot -proot --disable-column-names -e "$ou...
How to make clang compile to llvm IR
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Works for me: clang -emit-llvm -o test.bc -c test.c && file test.bc: test.bc: LLVM IR bitcode.
– ntc2
Apr 12 '16 at 17:11
add ...
How do I modify the URL without reloading the page?
... May not work on file:/// for safety reasons, e.g. Firefox 30. Test on localhost with python -m SimpleHTTPServer.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jul 9 '14 at 16:05
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Check if an element is present in an array [duplicate]
...e().getTime();
for(var i = 0; i < 10000000; i++)
{
if(array.includes("test") === true){ result++; }
}
console.log(new Date().getTime() - start);
~ 1050 ms, indexOf
var array = [0,1,2,3,4,5,6,7,8,9];
var result = 0;
var start = new Date().getTime();
for(var i = 0; i < 10000000; i++)
{
...
Pandas convert dataframe to array of tuples
...e any reason that we'd think that the accepted answer is faster? The quick test I did indicates that the itertuples version is faster.
– T.C. Proctor
Mar 1 '19 at 19:27
2
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URL rewriting with PHP
...all parameters are present, and if the type of parameters are correct.
To test the url we need to have a set of rules, and the best tool for that is a regular expression. By using regular expressions we will kill two flies with one blow. Url, to pass this test must have all the required parameters ...
Difference between InvariantCulture and Ordinal string comparison
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There is good performance test results published C# String Comparision Tests which tells the performance of each different string comparision methods and their time.
– Kumar C
Dec 13 '14 at 22:44
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Strange function in ActivityManager: isUserAMonkey. What does this mean, what is its use?
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This method is for checking whether the current user is a test user by some automatic testing, called 'monkey' by Android devs.
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