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Live-stream video from one android phone to another over WiFi
...ing useful. I looked on android developers for sample code, stackoverflow, google, android blogs but nothing. All I can find are some sort of phone-to-desktop or desktop-to-phone solutions for streaming, but nothing that I can borrow in my implementation.
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Convert to binary and keep leading zeros in Python
...s really helpful to me. I have started learning bit manipulation and I was googling for bit formatting for numbers in Python. Found this. Thank you.
– kratostoical
Dec 17 '17 at 13:23
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Install tkinter for Python
...all you may have some problems with the above approaches.
I spent ages on Google - but in the end, it's easy.
Download the tcl and tk from http://www.tcl.tk/software/tcltk/download.html and install them locally too.
To install locally on Linux (I did it to my home directory), extract the .tar.g...
How can I remove an element from a list?
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I don't know R at all, but a bit of creative googling led me here: http://tolstoy.newcastle.edu.au/R/help/05/04/1919.html
The key quote from there:
I do not find explicit documentation for R on how to remove elements from lists, but trial and error tells me
my...
Simple way to repeat a String in java
...e more options.
For Apache Commons:
StringUtils.repeat("abc", 12);
For Google Guava:
Strings.repeat("abc", 12);
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How do I change the text of a span element using JavaScript?
...ent = "newtext";
}
The innerText property will be detected by Safari, Google Chrome and MSIE. For Firefox, the standard way of doing things was to use textContent but since version 45 it too has an innerText property, as someone kindly apprised me recently. This solution tests to see if a brow...
Can I multiply strings in Java to repeat sequences? [duplicate]
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Google Guava provides another way to do this with Strings#repeat():
String repeated = Strings.repeat("pete and re", 42);
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How to get last key in an array?
... me too jake, can we do a thing where we split this (lets be honest) top google hit into both numerical and associative so that we have a old reference for both... I only worked out it was for assoc after parsing int top(void){ int i; for(i = 0; stack[i] != '\0'; i++); return stack[--i]; } which i...
Is it good practice to use the xor operator for boolean checks? [closed]
... wouldn't be hard for anyone who didn't know what the ^ operator is for to Google it really quick. It's not going to be hard to remember after the first time. Since you asked for other uses, its common to use the XOR for bit masking.
You can also use XOR to swap the values in two variables without...
Set a cookie to never expire
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While that isn't exactly possible you could do something similar to what Google does and set your cookie to expire Jan 17, 2038 or something equally far off.
In all practicality you might be better off setting your cookie for 10 years or 60*60*24*365*10, which should outlive most of the machines...