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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
...et_deep will raise an exception. Your solution doesn't answer the question then.
– Augustin Riedinger
Jun 2 '15 at 15:56
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Mercurial error: abort no username supplied
...is no default .ini, you will need to create a new one in C:\Users\myName.
Then edit that .ini file. Find this area. The username needs an email set. It will be blank--add your email name here.
[ui]
; editor used to enter commit logs, etc. Most text editors will work.
editor = notepad
username = u...
S3 - Access-Control-Allow-Origin Header
...efference from Amazon about that. Pretty much, just go to your bucket, and then select "Properties" from the tabs on the right, open "Permissions tab and then, click on "Edit CORS Configuration".
Originally, I had < AllowedOrigin> set to *. Just change that asterisk to your URL, be sure to inc...
What is the good python3 equivalent for auto tuple unpacking in lambda?
...
having the expected sequence argument bound to a single parameter and
then indexing on that parameter:
lambda (x, y): x + y
will be translated into:
lambda x_y: x_y[0] + x_y[1]
Which is quite similar to your implementation.
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How do I git rebase the first commit?
I used git init to create a fresh repo, then made three commits. Now I want to rebase to go back and amend my first commit, but if I do git rebase -i HEAD~3 it complains! If I try the same with HEAD~2 then it kinda works but only lets me rearrange the last two commits.
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How to change the docker image installation directory?
...e: /mnt/devicemapper/devicemapper/metadata
Or:
Docker Root Dir: /mnt
Then you can safely remove old Docker storage:
rm -rf /var/lib/docker
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Check orientation on Android phone
... user is moving their phone regardless of how the screen is being rotated, then yes you need to directly watch the sensor, and decide how you want to interpret the information you get about how the device is moving.
– hackbod
Feb 24 '12 at 4:30
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Why does calling a method in my derived class call the base class method?
...unction, the compiler can work out the numeric location
of it in memory. Then it when the function is called it can generate
an instruction to call the function at this address.
For an object that has any virtual methods, the compiler will generate
a v-table. This is essentially an array ...
Log4net rolling daily filename with date in the file name
...e rolling sequence. It would detect that that file already exist and would then decide to roll to the second file, but when that one also already exists, it does not decide to roll but instead clears it and overwrites everything in that second log file. It goes by totally unnoticed until you need lo...
How do I auto size a UIScrollView to fit its content
...ered that away by accepting only (visible && alpha) UI components, then it worked. Wondering if that imageView was related to scrollBars, definitely not my code.
– JOM
May 8 '14 at 9:20
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