大约有 20,000 项符合查询结果（耗时：0.0235秒） [XML]
Bulk insert with SQLAlchemy ORM
...27847 secs
sqlite3: Total time for 100000 records 0.487842082977 sec
Script:
import time
import sqlite3
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import Column, Integer, String, create_engine
from sqlalchemy.orm import scoped_session, sessionmaker
Base = decla...
Why always ./configure; make; make install; as 3 separate steps?
...ferent things
Prepare(setup) environment for building
./configure
This script has lots of options that you should change. Like --prefix or --with-dir=/foo. That means every system has a different configuration. Also ./configure checks for missing libraries that should be installed. Anything wron...
How to update bower.json with installed packages?
...s a hard work, but if you have a thousand dependencies, could you create a script to automatize the task.
share
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Using Build Flavors - Structuring source folders and build.gradle correctly
...
Hey Xavier, can you give me a more detailed description of how I can use a different version of an activity in my flavors? I have a test project where I want to use different versions of my MainActivity, but in both apks (flavor1 and flavor2) there is only the version of...
jQuery select all except first
...
$("div.test:not(:first):not(:last)").show();
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<button class="btn1">Hide All except First</button>
<button class="btn2">Hide All except First & Last&...
How to generate an openSSL key using a passphrase from the command line?
...n 3072
You can also used a named pipe with the file: option, or a file descriptor.
To then obtain the matching public key, you need to use openssl rsa, supplying the same passphrase with the -passin parameter as was used to encrypt the private key:
openssl rsa -passin file:passphrase.txt -pubo...
Disabled input text color
...donly.
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<style type="text/css">
button.readonly{
border:solid 1px #880000;
background-color:#ffffff;
color:#880000;
}
</style>
</head>
<body>
<form action="">
<...
Rails 4 LIKE query - ActiveRecord adds quotes
... Is this still valid for Rails 5? Because if I have Movie.where("title ILIKE :s", s: search_string) it gets translated to SELECT 1 AS one FROM "movies" WHERE (title ILIKE 'test') LIMIT $1 by ActiveRecord (Rails 5.1.6) - please notice that there is no percentage symbol after the ILIKE)
...
What's the best Django search app? [closed]
...the API look very cool:
# set up the model
class Event(models.Model):
title = models.CharField(max_length=255)
date = models.DateField()
is_outdoors = models.BooleanField()
index = djangosearch.ModelIndex(text=['title'],
additional=['date', 'is_...
Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...
results (in browser)
- !ruby/object:Post
raw_attributes:
id: 2
title: My Second Post
body: Welcome! This is another example post
published_at: '2015-10-19 23:00:43.469520'
created_at: '2015-10-20 00:00:43.470739'
updated_at: '2015-10-20 00:00:43.470739'
attributes: !ru...