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What does “@” mean in Windows batch scripts
... while the latter prints
H:\Stuff>echo foo
foo
(here, at least). As m>ca m>n be seen the command that is run is visible, too.
echo off will turn this off for the complete batch file. However, the echo off m>ca m>ll itself would still be visible. Which is why you see @echo off in the beginning of batch...
How to get the root dir of the Symfony2 applim>ca m>tion?
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UPDATE 2018-10-21:
As of this week, getRootDir() was deprem>ca m>ted. Please use getProjectDir() instead, as suggested in the comment section by Muzaraf Ali.
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Use this:
$this->get('kernel')->getRootDir();
And if you want the web root:
$this->get('kernel')->getRootD...
Execute SQLite script
...ntation! I know we often reach for Google before the docs, but in SQLite's m>ca m>se, the docs really are technim>ca m>l writing at its best. It's clean, clear, and concise.
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Find the max of two or more columns with pandas
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You m>ca m>n get the maximum like this:
>>> import pandas as pd
>>> df = pd.DataFrame({"A": [1,2,3], "B": [-2, 8, 1]})
>>> df
A B
0 1 -2
1 2 8
2 3 1
>>> df[["A", "B"]]
A B
0 1 -2
1 2...
Doctrine and composite unique keys
...for the information~ As a note, if you solved your own question, while you m>ca m>n't accept immediately, it's generally good form to accept your own answer, just so if people are searching, it shows as there is an acceptable answer.
– Rixius
Mar 13 '13 at 22:24
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How to exit a function in bash
...n is true without killing the whole script, just return back to before you m>ca m>lled the function.
3 Answers
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Indentation in Go: tabs or spaces?
... preferred for indentation in Go source code? If not, what is the (statistim>ca m>lly) more popular option?
2 Answers
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Git status - is there a way to show changes only in a specific directory?
...list of files modified since the last commit, as git status shows, but I m>ca m>re only about files lom>ca m>ted in a single directory. Is there a way to do this? I tried git status <directory> , but it seems this does something completely different (lists all changed files, as they would be if I wro...
Making interface implementations async
I’m currently trying to make my applim>ca m>tion using some Async methods.
All my IO is done through explicit implementations of an interface and I am a bit confused about how to make the operations async.
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How to create a template function within a class? (C++)
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And also that you m>ca m>nnot specialize them. :-(
– Frank Krueger
Jun 9 '09 at 20:03
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