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Search and replace in bash using regular expressions
... calls external tools for every tiny little task. Also, well-written shell scripts will benefit from faster interpreters (like ksh93, which has performance on par with awk), whereas poorly-written ones there's nothing to be done for.
– Charles Duffy
Aug 10 '15 ...
How to install latest version of git on CentOS 7.x/6.x
...he minimum, it should use '' instead of "" and should really be a separate script in /etc/profile.d/
HINT 2 (@DJB):
/usr/local/git/bin before $PATH, since the older version of git was already on $PATH: export PATH=/usr/local/git/bin:$PATH
Step 4. Check Git Version
One completion of above s...
Visual Studio Copy Project
...Export Template
The wizard will let you define
Template name
Template Description
Icon
Preview image
Then it zips up your project into 'My Exported Templates' directory.
You also have the option to make your template available when you create a new project.
When you use your template to...
How to hash a string into 8 digits?
... to just:
hash(s) % 10**8
will only return the same value within a given script run:
#Python 2:
$ python2 -c 's="your string"; print(hash(s) % 10**8)'
52304543
$ python2 -c 's="your string"; print(hash(s) % 10**8)'
52304543
#Python 3:
$ python3 -c 's="your string"; print(hash(s) % 10**8)'
129541...
How to update PATH variable permanently from Windows command line?
...
This Python-script[*] does exactly that:
"""
Show/Modify/Append registry env-vars (ie `PATH`) and notify Windows-applications to pickup changes.
First attempts to show/modify HKEY_LOCAL_MACHINE (all users), and
if not accessible due t...
Search text in stored procedure in SQL Server
...rom your MSSMS you may right click your DB and select
Tasks -> Generate Scripts wizard to output all the SPs, Fns and Triggers into a single .sql file.
Make sure to select Triggers too!
Then just use Sublime or Notepad to search for the string you need to find. I know this may be quite ine...
How can I deploy an iPhone application from Xcode to a real iPhone device?
...project you make. Go to the menu Project > New Build Phase > New Run Script Build Phase. In the window, copy/paste this:
export CODESIGN_ALLOCATE=/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/codesign_allocate
if [ "${PLATFORM_NAME}" == "iphoneos" ]; then
/Developer/iphoneentitleme...
Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
...on would be to delete the migrations file updating the schema. Then, run a script to update all those values to your default value. Then re-run the migration to update the schema. This way, the update is already done. Django migration is only altering the schema.
...
Python base64 data decode
...t without importing anything:
'eW91ciB0ZXh0'.decode('base64')
or more descriptive
>>> a = 'eW91ciB0ZXh0'
>>> a.decode('base64')
'your text'
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...
Array include any value from another array?
...gt;> foods.any? {|food| cheeses.include?(food) }
=> true
Benchmark script:
require "benchmark"
N = 1_000_000
puts "ruby version: #{RUBY_VERSION}"
CHEESES = %w(chedder stilton brie mozzarella feta haloumi).freeze
FOODS = %w(pizza feta foods bread biscuits yoghurt bacon).freeze
Benchmark.bm...