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What is the gain from declaring a method as static
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From the Android Performance guidelines:
Prefer Static Over Virtual If you don't need to access an object's
fields, make your method static. Invocations will be about 15%-20%
faster. It's also good practice, because you can t...
SyntaxError: Use of const in strict mode
...ing it from the cli did not. Previous node version was 0.10.48 running on ubuntu 12.04.5 LTS I followed this step and the one changing the softlink /usr/bin/node from /etc/alternatives/node to /usr/local/n/versions/node/8.0.0/bin/node and everything just worked. Thank you for this!
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git pushes with wrong user from terminal
... You may have to search for (or launch directly) seahorse on Ubuntu.
– caw
Jun 11 '17 at 23:13
3
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Use Expect in a Bash script to provide a password to an SSH command
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The easiest way is to use sshpass. This is available in Ubuntu/Debian repositories and you don't have to deal with integrating expect with Bash.
An example:
sshpass -p<password> ssh <arguments>
sshpass -ptest1324 ssh user@192.168.1.200 ls -l /tmp
The above command can...
What's wrong with overridable method calls in constructors?
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Android engineers be aware: android view's overridable method invalidate() is sometimes called in view's constructor.
– Helin Wang
Jul 7 '14 at 20:07
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How can I use a carriage return in a HTML tooltip?
...king well in current versions of chrome, firefox and opera (all for 64-bit Ubuntu) and internet explorer version 11.0 and some change on windows.
– Tass
May 12 '16 at 21:50
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Dealing with multiple Python versions and PIP?
... This is incorrect. I'm running pip 1.2.1 with Python2.7 on Ubuntu, and there are no alternative pip versions.
– Cerin
Oct 2 '12 at 1:19
2
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bash/fish command to print absolute path to a file
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@marbu realpath is not present on Ubuntu 14.04, or on Debian Wheezy. It may become somewhat standard over time, but it's certainly not now. Also note that the OP didn't say anything about linux or GNU. Bash is more widely used than that.
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Standard concise way to copy a file in Java?
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A warning to Android people: this is NOT included in the standard Android APIs
– IlDan
Feb 6 '12 at 10:46
18
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Usage of __slots__?
...3664822799983085
The slotted access is almost 30% faster in Python 3.5 on Ubuntu.
>>> 0.3664822799983085 / 0.2846834529991611
1.2873325658284342
In Python 2 on Windows I have measured it about 15% faster.
Why use __slots__: Memory Savings
Another purpose of __slots__ is to reduce the spa...