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What is 'YTowOnt9'?
...ostfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C...
Regex to check whether a string contains only numbers [duplicate]
... a normal number detection function to work.
It's a test one can use for HTML form input, for example.
It bypasses all the JS folklore, like tipeof(NaN) = number, parseint('1 Kg') = 1, booleans coerced into numbers, and the like.
It does it by rendering the argument as a string and checking t...
Apply .gitignore on an existing repository already tracking large number of files
...m ".gitignore is now working"
Reference: https://amyetheredge.com/code/13.html
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How to overcome “datetime.datetime not JSON serializable”?
...son serialization:
http://api.mongodb.org/python/1.10.1/api/bson/json_util.html
Example usage (serialization):
from bson import json_util
import json
json.dumps(anObject, default=json_util.default)
Example usage (deserialization):
json.loads(aJsonString, object_hook=json_util.object_hook)
...
Event listener for when element becomes visible?
...
Going forward, the new HTML Intersection Observer API is the thing you're looking for. It allows you to configure a callback that is called whenever one element, called the target, intersects either the device viewport or a specified element. It's ...
Scatterplot with too many points
... in 2011 (http://blog.revolutionanalytics.com/2011/10/ggplot2-for-big-data.html).
(In the following, I include the "points"-layer for illustration purposes.)
library(ggplot2)
library(ggsubplot)
# Make up some data
set.seed(955)
dat <- data.frame(cond = rep(c("A", "B"), each=5000),
...
What does inverse_of do? What SQL does it generate?
...icle!!
http://gsusmonzon.blogspot.com.br/2011/09/rails-power-of-inverseof.html
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Garbage collector in Android
...ttp://voices.yahoo.com/android-virtual-machine-vm-out-memory-error-7342266.html?cat=59
NOTE: Due to the momentary "pause" caused by performing gc, it is not recommended to do this before each bitmap allocation.
Optimum design is:
Free all bitmaps that are no longer needed, by the if / recycle ...
How can I measure the actual memory usage of an application or process?
...le for the most memory allocations. The graph is supplemented by a text or HTML file that includes more information for determining where the most memory is being allocated. Massif runs programs about 20x slower than normal.
As explained in the Valgrind documentation, you need to run the program thr...
How to detect idle time in JavaScript elegantly?
... alert("You are now logged out.")
//location.href = 'logout.html'
}
function resetTimer() {
clearTimeout(time);
time = setTimeout(logout, 3000)
// 1000 milliseconds = 1 second
}
};
And init the function where you need it (for example: onPageLoad)...