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Django filter queryset __in for *every* item in list
...turned by the query) == (num tags searched for) then the row is included; "extra" tags are not searched for, so won't be counted. I've verified this within my own app.
– tbm
May 2 '18 at 20:26
...
proper way to sudo over ssh
...
@nomen your solution is also valid, but requires extra steps. If I have a lot of devices without a passwordless sudo user, I can create an automation script using this solution. Sometimes you work on a system you don't own and you don't want or can't make changes, sometimes...
Compare two DataFrames and output their differences side-by-side
... in the score column):
import sys
if sys.version_info[0] < 3:
from StringIO import StringIO
else:
from io import StringIO
DF1 = StringIO("""id Name score isEnrolled Comment
111 Jack 2.17 True "He was late to class"
...
Converting file size in bytes to human-readable string
...k (not typed correctly, as you're doing toFixed and then doing math with a string. What does the * 1 do?
– Frexuz
Dec 12 '19 at 6:00
...
How to scale a UIImageView proportionally?
...ound on the Apple Dev forums.
In a project-wide .h -
@interface UIImage (Extras)
- (UIImage *)imageByScalingProportionallyToSize:(CGSize)targetSize;
@end;
Implementation:
@implementation UIImage (Extras)
- (UIImage *)imageByScalingProportionallyToSize:(CGSize)targetSize {
UIImage *sourceI...
How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
...x basics.
Of course, this assumes, that server side is not introducing any extra limit.
Preferably use in conjunction with firebug net panel (or your browser's equivalent)
share
|
improve this answe...
Create an Array of Arraylists
... Any reason this would be preferable over @kelvincer Answer (ArrayList<String>[] group = new ArrayList[4])? What extra good doe sthe cast do?
– cellepo
Mar 22 '16 at 21:12
...
Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...plicit val sc = new SparkContext(conf)
val range = ('a' to 'z').map(_.toString)
val rdd = sc.parallelize(range)
println(range.reduce(_ + _))
println(rdd.reduce(_ + _))
println(rdd.fold("")(_ + _))
}
Print out:
abcdefghijklmnopqrstuvwxyz
abcghituvjklmwxyzqrsdefnop
defghinopjklmqrst...
Trying to login to RDP using AS3
...ite 0x0500 as little endian instead. You seemingly wrote the code with the extraneous dataBuffer with endian being big, so you know this technique. Still, it's better that you will just produce a proper dataBuffer in the function. I'm attempting to fix your code below basing on the connectoid code I...
How can I pass a Bitmap object from one activity to another
...mple code.
To store bitmap in a file myImage in internal storage:
public String createImageFromBitmap(Bitmap bitmap) {
String fileName = "myImage";//no .png or .jpg needed
try {
ByteArrayOutputStream bytes = new ByteArrayOutputStream();
bitmap.compress(Bitmap.CompressFormat...