大约有 42,000 项符合查询结果（耗时：0.0220秒） [XML]
How to output MySQL query results in CSV format?
...at and escaping of
special characters. Escaping may be disabled by using raw mode; see
the description for the --raw option.
This will give you a tab separated file. Since commas (or strings containing comma) are not escaped it is not straightforward to change the delimiter to comma.
...
How should one use std::optional?
...ng data:
void your_client_code(some_socket_object& socket)
{
char raw_data[1024]; // max 1024 bytes of raw data (for example)
while(socket.read(raw_data, 1024))
{
if(auto block = cache_and_get_block(raw_data))
{
// process *block here
// then ...
How do I read image data from a URL in Python?
...IO is no longer needed since PIL >= 2.8.0. Just use Image.open(response.raw). PIL automatically checks for that now and does the BytesIO wrapping under the hood. From: pillow.readthedocs.io/en/3.0.x/releasenotes/2.8.0.html
– Vinícius M
Feb 6 at 15:21
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When to use %r instead of %s in Python? [duplicate]
...
Use the %r for debugging, since it displays the "raw" data of the variable,
but the others are used for displaying to users.
That's how %r formatting works; it prints it the way you wrote it (or close to it). It's the "raw" format for debugging. Here \n used to display to...
A migration to add unique constraint to a combination of columns
... enforced by creating a partial index. So IMHO there's no need to drop to raw SQL when the outcome will be basically the same as using the add_index method. ;)
– Rafał Cieślak
Mar 23 '15 at 10:32
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Explanation of …
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How would you do this alert in raw javascript with jquery?
– tremor
Oct 9 '13 at 21:01
3
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What is “X-Content-Type-Options=nosniff”?
...n-human users (namely computers) have taken to "hotlinking" assets via the raw view feature -- using the raw URL as the src for a <script> or <img> tag. The problem is that these are not static assets. The raw file view, like any other view in a Rails app, must be rendered before being r...
Vagrant ssh authentication failure
... vagrant@localhost -p 2222
then copy the public key content from https://raw.githubusercontent.com/mitchellh/vagrant/master/keys/vagrant.pub to the authorised_keys file with the following command
echo "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8YVr+kz4TjGYe7gHzIw+niNltGEFH...
Why all the Active Record hate? [closed]
...it's ugly, but for the cases where you just plain and simply need to write raw SQL, it's easily done.
@Tim Sullivan
...and you select several instances of the model, you're basically doing a "select * from ..."
Code:
people = Person.find(:all, :select=>'name, id')
This will only sel...
How to split a long regular expression into multiple lines in JavaScript?
...(() => {
const createRegExp = (str, opts) =>
new RegExp(str.raw[0].replace(/\s/gm, ""), opts || "");
const yourRE = createRegExp`
^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|
(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|
(([a-...