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HTML5 Canvas vs. SVG vs. div
What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around.
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What are “sugar”, “desugar” terms in context of Java 8?
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"Desugaring" appears to have a very specific meaning in Java 8. It seems to be a catch-all term to express the various ways a lambda expression may be bound to an actual concrete method call.
This document on "Translation of Lambda Expre...
How to remove the first character of string in PHP?
How to use PHP , Remove the first character :
13 Answers
13
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Length of string in bash
...ike to show the difference between string length and byte length:
myvar='Généralités'
chrlen=${#myvar}
oLang=$LANG oLcAll=$LC_ALL
LANG=C LC_ALL=C
bytlen=${#myvar}
LANG=$oLang LC_ALL=$oLcAll
printf "%s is %d char len, but %d bytes len.\n" "${myvar}" $chrlen $bytlen
will render:
Généralités ...
Capture keyboardinterrupt in Python without try-except
... want is to not show the traceback, make your code like this:
## all your app logic here
def main():
## whatever your app does.
if __name__ == "__main__":
try:
main()
except KeyboardInterrupt:
# do nothing here
pass
(Yes, I know that this doesn't directly answer the q...
Multiple Updates in MySQL
...should be aware of its drawbacks and limitations:
As being said, if you happen to launch the query with rows whose primary keys don't exist in the table, the query inserts new "half-baked" records. Probably it's not what you want
If you have a table with a not null field without default value and ...
How to open Atom editor from command line in OS X?
... However in case it hasn't, you can create it yourself on your Mac
ln -s /Applications/Atom.app/Contents/Resources/app/atom.sh /usr/local/bin/atom
Now you can use atom folder_name to open a folder and atom file_name to open a file. Hope this helps.
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iPhone and OpenCV
...s compiling for iphone
You just have to cross-compile just as you do your apps.
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EXC_BAD_ACCESS signal received
When deploying the application to the device, the program will quit after a few cycles with the following error:
32 Answers...
YYYY-MM-DD format date in shell script
... a more compact notation for the accepted answer.
– Håvard Geithus
Nov 16 '15 at 20:42
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