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C#: Looping through lines of multiline string
... shouldn't require the calling code to be testing for null etc :) Having said that, if you do want to do a manual loop, this is the form that I typically prefer over Fredrik's:
using (StringReader reader = new StringReader(input))
{
string line;
while ((line = reader.ReadLine()) != null)
...
What is http multipart request?
... request to upload multiple files at once.
– Dario Seidl
Sep 29 '18 at 11:48
2
@DarioSeidl the st...
Iterate a list with indexes in Python
... instead of for i in range(len(name_of_list)): which is what led me to provide an example using a for instead of what was shown in the first part.
– Vinko Vrsalovic
Sep 27 '12 at 9:29
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How to get row from R data.frame
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10 years later ---> Using tidyverse we could achieve this simply and borrowing a leaf from Christopher Bottoms. For a better grasp, see slice().
library(tidyverse)
x <- structure(list(A = c(5, 3.5, 3.25, 4.25, 1.5 ),
B = c(4...
RSpec: how to test if a method was called?
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@wacko oooh, got it, thanks for the clearing that up. I didn't catch it the first time.
– ecoding5
Jun 30 '15 at 3:52
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How to rollback just one step using rake db:migrate
...l instructions on the use of Rails migration tasks for rake on the Rails Guide for running migrations.
Here's some more:
rake db:migrate - Run all migrations that haven't been run already
rake db:migrate VERSION=20080906120000 - Run all necessary migrations (up or down) to get to the given vers...
How can I calculate the time between 2 Dates in typescript
...it's valueOf() which "Returns the stored time value in milliseconds since midnight, January 1, 1970 UTC."
– Ken Lyon
Jun 27 '17 at 15:55
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Convert timedelta to total seconds
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(2) If you are using those timestamps for other purposes, you need to consider what you are doing, because the result has a big smell all over it:
gmtime() returns a time tuple in UTC but mktime() expects a time tuple in local time.
I'm in Melbourne, Australia where the standard TZ is UTC+10, but...
adding directory to sys.path /PYTHONPATH
...sys.path:
import sys
sys.path.insert(0,'/path/to/mod_directory')
That said, there are usually better ways to manage imports than either using PYTHONPATH or manipulating sys.path directly. See, for example, the answers to this question.
...
How do I force git pull to overwrite everything on every pull?
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Really the ideal way to do this is to not use pull at all, but instead fetch and reset:
git fetch origin master
git reset --hard FETCH_HEAD
git clean -df
(Altering master to whatever branch you want to be following.)
pull is designe...