大约有 40,000 项符合查询结果（耗时：0.0542秒） [XML]
What is the >>>= operator in C?
Given by a colleague as a puzzle, I cannot figure out how this C program actually compiles and runs. What is this >>>= operator and the strange 1P1 literal? I have tested in Clang and GCC. There are no warnings and the output is "???"
...
Psql list all tables
... QUERY **********
SELECT d.datname as "Name",
pg_catalog.pg_get_userbyid(d.datdba) as "Owner",
pg_catalog.pg_encoding_to_char(d.encoding) as "Encoding",
d.datcollate as "Collate",
d.datctype as "Ctype",
pg_catalog.array_to_string(d.datacl, E'\n') AS "Access privile...
JavaScript DOM remove element
...o the DOM Living Standard in 2011 (commit), and has since been implemented by Chrome, Firefox, Safari, Opera, and Edge. It was not supported in any version of Internet Explorer.
If you want to support older browsers, you'll need to shim it. This turns out to be a little irritating, both because nob...
How can I manipulate the strip text of facet_grid plots?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How can I set Image source with base64
...
Try using setAttribute instead:
document.getElementById('img')
.setAttribute(
'src', 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=='
);
Real answer:
(And make sure y...
Should I avoid 'async void' event handlers?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How can I expose more than 1 port with Docker?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Specify custom Date format for colClasses argument in read.table/read.csv
...
A long time ago, in the meantime the problem has been solved by Hadley Wickham. So nowadays the solution is reduced to a oneliner:
library(readr)
data <- read_csv("data.csv",
col_types = cols(actual_finish = col_datetime(format = "%d/%m/%Y")))
Maybe we want eve...
What is mattr_accessor in a Rails module?
...e Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
2 Answers
...
Force point (“.”) as decimal separator in java
...and beside as programmer this is what I want. I want Java to use US locale by default as everywhere in my code where I actually need localisation I will make it explicit in my code. Just my habits perhaps but it is very annoying when printf/format uses my local Locale cause then the decimal 'comma' ...