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How to serialize SqlAlchemy result to JSON?
...(db.Integer, primary_key=True, auto_increment=True)
email = db.Column(db.String(200), unique=True)
@app.route('/users/')
def users():
users = User.query.all()
return jsonify(users)
if __name__ == "__main__":
users = User(email="user1@gmail.com"), User(email="user2@gmail.com")
db.crea...
Check if pull needed in Git
... space-separated fields by the piped sed command, e.g. origin master.
This string is fed into git ls-remote which returns the head commit of the remote branch. This command will communicate with the remote repository. The piped cut command extracts just the first field (the commit hash), removing th...
How to use PHP OPCache?
...=128
;Sets how much memory should be used by OPcache for storing internal strings
;(e.g. classnames and the files they are contained in)
opcache.interned_strings_buffer=8
; The maximum number of files OPcache will cache
opcache.max_accelerated_files=4000
;How often (in seconds) to check file tim...
JSON.stringify output to div in pretty print way
I JSON.stringify a json object by
12 Answers
12
...
Setting EditText imeOptions to actionNext has no effect
...STUVWXYZ- "
android:ellipsize="end"
android:hint="@string/first_name"
android:imeOptions="actionNext"
android:inputType="textCapWords"
android:maxLength="35"
android:maxLines="1" />
Working Code
<android.support...
Use of 'use utf8;' gives me 'Wide character in print'
...
Without use utf8 Perl interprets your string as a sequence of single byte characters. There are four bytes in your string as you can see from this:
$ perl -E 'say join ":", map { ord } split //, "鸡\n";'
233:184:161:10
The first three bytes make up your chara...
HTTP Content-Type Header and JSON
...g instead of alert:
alert(response.text); // Will alert "[object Object]" string
console.log(response.text); // Will log all data objects
If you want to alert the original JSON content as a string, then add single quotation marks ('):
echo "'" . json_encode(array('text' => 'omrele')) . "'";
/...
How to check if running in Cygwin, Mac or Linux?
...he system information (-s parameter).
Use expr and substr to deal with the string.
Use if elif fi to do the matching job.
You can add more system support if you want, just follow the uname -s specification.
Implementation
#!/usr/bin/env bash
if [ "$(uname)" == "Darwin" ]; then
# Do something...
How to get the part of a file after the first line that matches a regular expression?
... this solution worked for me because i can easily use variables as my string to check for.
– Jose Martinez
Mar 9 '16 at 17:15
3
...
how to permit an array with strong parameters
... like the relevant section of the docs:
The permitted scalar types are String, Symbol, NilClass, Numeric, TrueClass, FalseClass, Date, Time, DateTime, StringIO, IO,
ActionDispatch::Http::UploadedFile and Rack::Test::UploadedFile.
To declare that the value in params must be an array of per...