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Stop handler.postDelayed()
...-----Inside oncreate---------------------------------------------------
start =(Button)findViewById(R.id.id_start);
start.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
starthandler();
if(co...
How do I create a list of random numbers without duplicates?
...re your loop. It's much more efficient to do this than to seek back to the start of the file and call f1.readlines() again for each loop iteration.
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AI2 Media Notification
...ortance as channel properties. The channel is created automatically after starting the app (in Companion when ShowNotification is called for the first time ). If you want to change other properties, a new channel (new ChannelID) must be used. You should hide the existing channel when starting the...
Extracting substrings in Go
...rs mid-sequence.
Here's a UTF-8-aware version:
func substr(input string, start int, length int) string {
asRunes := []rune(input)
if start >= len(asRunes) {
return ""
}
if start+length > len(asRunes) {
length = len(asRunes) - start
}
return string(a...
Finding three elements in an array whose sum is closest to a given number
... log n). Now we execute this algorithm:
for (i in 1..n-2) {
j = i+1 // Start right after i.
k = n // Start at the end of the array.
while (k >= j) {
// We got a match! All done.
if (A[i] + A[j] + A[k] == 0) return (A[i], A[j], A[k])
// We didn't match. Let's try to get a ...
Does Python have a string 'contains' substring method?
... be, but not entirely correct. What if you have punctuation or it's at the start or end? What about capitalisation? Better would be a case insensitive regex search for \bis\b (word boundaries).
– Bob
Nov 8 '12 at 0:07
...
Can't get Gulp to run: cannot find module 'gulp-util'
...installed gulp as explained here: http://markgoodyear.com/2014/01/getting-started-with-gulp/ :
10 Answers
...
Difference in Months between two dates in JavaScript
... 12th, 2010
);
// Result: 1
(Note that month values in JavaScript start with 0 = January.)
Including fractional months in the above is much more complicated, because three days in a typical February is a larger fraction of that month (~10.714%) than three days in August (~9.677%), and of c...
What is the difference between dict.items() and dict.iteritems() in Python2?
...ams - Regarding "more space and time" : At what size of dictionary do they start to matter. Say I've a "large" dictionary {1:'one', 2:'two', ... } over which I want to iterate on a webserver and render the results. At what scale should I start to worry about choosing .items() vs .iteritems() for Pyt...
Detect when browser receives file download
..., and include the token in a GET/POST field.
Show the "waiting" indicator.
Start a timer, and every second or so, look for a cookie named "fileDownloadToken" (or whatever you decide).
If the cookie exists, and its value matches the token, hide the "waiting" indicator.
The server algorithm:
Look ...