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How to replace text between quotes in vi
...
Use ci", which means: change what inside the double quotes.
You can also manipulate other text objects in a similar way, e.g.:
ci' - change inside the single quotes
ciw - change inside a word
ci( - change inside parentheses
dit - dele...
Circular (or cyclic) imports in Python
...n pretty thoroughly.
Imports are pretty straightforward really. Just remember the following:
'import' and 'from xxx import yyy' are executable statements. They execute
when the running program reaches that line.
If a module is not in sys.modules, then an import creates the new module...
Running SSH Agent when starting Git Bash on Windows
... ssh-add from this section then if you don't enter your passphrase first time around you won't be asked again until you manually run ssh-add.
– Andy2K11
Apr 16 '18 at 11:15
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Alternate FizzBuzz Questions [closed]
...mming problems used to weed out candidates, just like FizzBuzz. Here are some of the problems I've seen, in order of increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs" -> "dogs likes bob")
Find the minimum value in a list
Find the maximum value in a list
Calculate a re...
Unknown provider: $modalProvider
I keep receiving this error as I'm trying to implement bootstrap Modal window. What could be the cause of it? I've copy/pasted everything from http://angular-ui.github.io/bootstrap/#/modal here.
...
.NET unique object identifier
... have to iterate over all the references you track: WeakReference to the same object are not equal to each other, so you can't really do much else.
– Roman Starkov
Apr 23 '10 at 10:31
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SQL Server : Columns to Rows
...ction to convert the columns into rows:
select id, entityId,
indicatorname,
indicatorvalue
from yourtable
unpivot
(
indicatorvalue
for indicatorname in (Indicator1, Indicator2, Indicator3)
) unpiv;
Note, the datatypes of the columns you are unpivoting must be the same so you might have to...
Why not be dependently typed?
...s really just the unification of the value and type levels, so you can parametrize values on types (already possible with type classes and parametric polymorphism in Haskell) and you can parametrize types on values (not, strictly speaking, possible yet in Haskell, although DataKinds gets very close)...
How to draw a rounded Rectangle on HTML Canvas?
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The HTML5 canvas doesn't provide a method to draw a rectangle with rounded corners.
How about using the lineTo() and arc() methods?
You can also use the quadraticCurveTo() method instead of the arc() method.
...
Read a file line by line assigning the value to a variable
...
The following reads a file passed as an argument line by line:
while IFS= read -r line; do
echo "Text read from file: $line"
done < my_filename.txt
This is the standard form for reading lines from a file in a loop. Explanation:
IFS= (or IFS='') prevents lea...