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How do I get a UTC Timestamp in JavaScript?
...o set the timezone of a certain date object is to construct it from a date string that includes the timezone. (I had problems getting that to work in an older Android browser.)
Note that getTime() returns milliseconds, not plain seconds.
For a UTC/Unix timestamp, the following should suffice:
Mat...
How do I use raw_input in Python 3
...a is integer 5. a = raw_input() will take the user input and put it as a string. Eg: if user types 5 then the value in a is string '5' and not an integer. Thought it might be good info to newbies in python like myself.
– Vishnu Narang
Mar 5 '16 at 12:22
...
GoogleTest: How to skip a test?
...e GTEST_FILTER
environment variable or the --gtest_filter flag to a filter string,
Google Test will only run the tests whose full names (in the form of
TestCaseName.TestName) match the filter.
The format of a filter is a ':'-separated list of wildcard patterns
(called the positive patterns) optional...
Count(*) vs Count(1) - SQL Server
...ution-time work. The Compilation time work is a trivially small amount of extra work in the current implementation. There is an expansion of the * to all columns in some cases followed by a reduction back to 1 column being output due to how some of the internal operations work in binding and optim...
Save classifier to disk in scikit-learn
...ed scikit-learn estimators, but can only
pickle to the disk and not to a string:
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Are loops really faster in reverse?
...
i-- is as fast as i++
This code below is as fast as yours, but uses an extra variable:
var up = Things.length;
for (var i = 0; i < up; i++) {
Things[i]
};
The recommendation is to NOT evaluate the size of the array each time. For big arrays one can see the performance degradation.
...
Reduce, fold or scan (Left/Right)?
...the collection (from A to C):
val abc = List("A", "B", "C")
def add(res: String, x: String) = {
println(s"op: $res + $x = ${res + x}")
res + x
}
abc.reduceLeft(add)
// op: A + B = AB
// op: AB + C = ABC // accumulates value AB in *first* operator arg `res`
// res: String = ABC
abc.foldLe...
Making a triangle shape using xml definitions?
...
@user531069 : put this on your strings.xml : <string name="bottom_arrow">&#9660;</string>
– user1079425
Sep 8 '15 at 23:49
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How to decide font color in white or black depending on background color?
...Color, darkColor) {
var color = (bgColor.charAt(0) === '#') ? bgColor.substring(1, 7) : bgColor;
var r = parseInt(color.substring(0, 2), 16); // hexToR
var g = parseInt(color.substring(2, 4), 16); // hexToG
var b = parseInt(color.substring(4, 6), 16); // hexToB
return (((r * 0.299) + (g * ...
Sending Email in Android using JavaMail API without using the default/built-in app
...public class GMailSender extends javax.mail.Authenticator {
private String mailhost = "smtp.gmail.com";
private String user;
private String password;
private Session session;
static {
Security.addProvider(new com.provider.JSSEProvider());
}
...