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List comprehension rebinds names even after scope of comprehension. Is this right?
...expression. The less insane way found was single-value for clauses eg. sum100 = [s for s in [0] for i in range(1, 101) for s in [s + i]][-1], but just needs a comprehension-local var and works just as well in Python 3. I think "leaking" was the only way to set variable visible outside an expressio...
How can I create an executable JAR with dependencies using Maven?
...
+100
I blogged about some different ways to do this.
See Executable Jar with Apache Maven (WordPress)
or executable-jar-with-maven-exam...
How many constructor arguments is too many?
...ings in their head at once; they can only remember four (Susan Weinschenk, 100 Things Every Designer Needs to Know about People, 48). Even so, I consider four to be something of a high earth orbit. But that's because my thinking has been altered by Bob Martin.
In Clean Code, Uncle Bob argues for th...
How do I undo the most recent local commits in Git?
...01: bad commit # Latest commit. This would be called 'HEAD'.
commit 100: good commit # Second to last commit. This is the one we want.
To restore everything back to the way it was prior to the last commit, we need to reset to the commit before HEAD:
git reset --soft HEAD^ # Use --soft ...
GroupBy pandas DataFrame and select most common value
...pd.Series.mode)
5.56 ms ± 343 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
2.76 ms ± 387 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
Dealing with Multiple Modes
Series.mode also does a good job when there are multiple modes:
source2 = source.append(
pd.Serie...
const vs constexpr on variables
... value that is known at compile time.
For example:
constexpr int max = 100;
void use(int n)
{
constexpr int c1 = max+7; // OK: c1 is 107
constexpr int c2 = n+7; // Error: we don’t know the value of c2
// ...
}
To handle cases where the value of a “variable” that is initial...
String output: format or concat in C#?
...ided the result by some iterations was wrong. See what happens if you have 1000 milliseconds and 100 milliseconds. In both situations, you will get 0 ms after dividing it by 1000000.
Stopwatch s = new Stopwatch();
var p = new { FirstName = "Bill", LastName = "Gates" };
int n = 1000000;
long fElap...
C# switch statement limitations - why?
...
100
This is my original post, which sparked some debate... because it is wrong:
The switch sta...
What's the Hi/Lo algorithm?
... @SequenceGenerator(name="name", sequenceName = "name_seq", allocationSize=100) for my IDs.
– Stefan Golubović
Oct 29 '19 at 18:33
...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...ar:
dialog --gauge "Filling the tank" 20 60 0 < <(
for i in {1..100};do
printf "XXX\n%d\n%(%a %b %T)T progress: %d\nXXX\n" $i -1 $i
sleep .033
done
)
Little demo:
#!/bin/sh
while true ;do
[ -x "$(which ${DIALOG%% *})" ] || DIALOG=dialog
DIALOG=$($DIALOG --m...