VSCode tips

Posted on 2018-09-02 in Trucs et astuces • Tagged with VSCode

Python

venv

To use a venv with VSCode, add in the folder settings:

{
    "python.pythonPath": "~/.virtualenvs/bureauxlocaux--Uxk5jFn/bin/python",
    "python.unitTest.pyTestEnabled": true
}

Deploy your source maps to Rollbar with Ansible

Posted on 2018-07-16 in Trucs et astuces • Tagged with Rollbar, Python, Ansible

I recently had to integrate Rollbar (a service to track errors) with a JS application. One nice thing about Rollbar is that if you provide it with source maps, it will point to you where the error is in the original unminified code.

Since the application is deployed with Ansible …


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Timeout a function in python

Posted on 2018-06-02 in Trucs et astuces • Tagged with Python

You can use signals and a context manager to acheive this. The idea is to register a function that will raise an exeption when the alarm signal is received and schedule the alarm signal for the timeout.

import signal
from contextlib import contextmanager


@contextmanager
def timeout(time):
    # Register a function …

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Some tips for django

Posted on 2018-05-21 in Trucs et astuces • Tagged with Python, Web, Django


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JavaScript tips

Posted on 2018-03-07 in Trucs et astuces • Tagged with JavaScript

Normalize an UTF-8 string

Rely on String.prototype.normalize().

const str = "Crème Brulée"
str.normalize('NFD').replace(/[\u0300-\u036f]/g, "")
> 'Creme Brulee'

Source: https://stackoverflow.com/questions/990904/remove-accents-diacritics-in-a-string-in-javascript/37511463#37511463


PostgreSQL tips

Posted on 2018-03-07 in Trucs et astuces • Tagged with PostgreSQL, Database, SQL

Update fields in JSONB format

Use the jsonb_set(COLUMN_NAME, PATH_TO_CHANGE, VALUE) function. The value must be a valid value in JSON (ie use '500' for numbers, 'true' for …


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How to cache Python module in Gitlab CI

Posted on 2017-08-20 in Trucs et astuces • Tagged with gitlab, ci, Python

By default, pip cache will be in ~/.pip. However, this folder cannot be cached by Gitlab. The trick is to force pip to use a folder located in the build directory with the --cache-dir option. You can then cache this folder.

For instance, you can use .pip as in the …


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nginx tips

Posted on 2017-08-19 in Trucs et astuces • Tagged with nginx

CORS for multiple domains

location ~* \.(?:ttf|ttc|otf|eot|woff|woff2)$ {
    if ( $http_origin ~* (https?://(.+\.)?(domain1|domain2|domain3)\.(?:me|co|com)$) ) {
        add_header "Access-Control-Allow-Origin" "$http_origin";
    }
}

Source: https://stackoverflow.com/a/27879729/3900519


Chiffrer des fichiers avec GPG

Posted on 2017-08-08 in Trucs et astuces • Tagged with GPG, securité

Voici deux fonctions bash qui permettent de chiffrer et déchiffrer un fichier ou un dossier avec GPG.

Les dossiers sont compressés dans une archive ZIP avant le chiffrement.

Le chiffrement laisse les fichiers d'origine intacts. Le déchiffrement laisse le fichier chiffré intact.

Ces fonctions auront leur place dans votre .bashrc …


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Extraire le HTML d'un email au format mbox

Posted on 2017-08-07 in Trucs et astuces • Tagged with mail, Python

Voici un petit script Python pour convertir un mail au format mbox en HTML. Pour que le script fonctionne, il faut soit que le corps du message soit du HTML (recommandé) soit que la première pièce jointe du message contienne le message en HTML.

Par défaut, le script traitera tous …


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