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How to replace a string in multiple files in linux command line
... the most general and powerful tool I'm aware of is repren, a small Python script I wrote a while back for some thornier renaming and refactoring tasks. The reasons you might prefer it are:
Support renaming of files as well as search-and-replace on file contents.
See changes before you commit to p...
What is the difference between 'my' and 'our' in Perl?
....e., without a resulting error), in the scope of the declaration, when the script uses use strict or use strict "vars". The scope might be one, or two, or more packages, or one small block.
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SQL Server: Maximum character length of object names
...xplained here.
And the verification can be easily made with the following script contained in the blog post before:
DECLARE @i NVARCHAR(800)
SELECT @i = REPLICATE('A', 116)
SELECT @i = 'CREATE TABLE #'+@i+'(i int)'
PRINT @i
EXEC(@i)
...
How to quickly and conveniently disable all console.log statements in my code?
Is there any way to turn off all console.log statements in my JavaScript code, for testing purposes?
28 Answers
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How to convert AAR to JAR
...ose, who want to do it automatically, I have wrote a little two-lines bash script which does next two things:
Looks for all *.aar files and extracts classes.jar from them
Renames extracted classes.jar to be like the aar but with a new extension
find . -name '*.aar' -exec sh -c 'unzip -d `dirname ...
Getting URL hash location, and using it in jQuery
... Note that jQuery selectors can be used to execute custom javascript code, so using unsanitized hashes is horribly, horribly insecure. There is a half-assed fix for this in recent jQuery versions for selectors which contain a # before the injected code, but you are still at risk if you ...
Catch browser's “zoom” event in JavaScript
Is it possible to detect, using JavaScript, when the user changes the zoom in a page?
I simply want to catch a "zoom" event and respond to it (similar to window.onresize event).
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Listing only directories using ls in Bash?
... masters
drwxr-xr-x 4 h staff 136 Jun 8 10:55 static
4. Bash Script (Not recommended for filename containing spaces)
Example: for i in $(ls -d */); do echo ${i%%/}; done
Here is what I got:
cs
draft
files
hacks
masters
static
If you like to have '/' as ending character, t...
List files with certain extensions with ls and grep
...tar.gz,zip} directly in a shell it works, but when put this inside a shell script latest=$(ls -I '.done' -tr ${pkgprefix}.{tar.gz,zip} | tail -1) I got an error message: ls: cannot access 'bamtools*.{tar.gz,zip}': No such file or directory, any smarter guy can refined the answer.
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os.walk without digging into directories below
...directory-object interaction. See my answer below
– ascripter
May 27 '19 at 12:32
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