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Java string to date conversion
... 7; 07; Jul; July; J
d day-of-month number 10
Q/q quarter-of-year number/text 3; 03; Q3; 3rd quarter
Y week-based-year year 1996; 96
w week-of-week-based-year number 27
W week-of-month numb...
LINQ: “contains” and a Lambda query
...hether it contains a status whose char code (returned by GetCharCode() ) equals some variable, v.Status .
6 Answers
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30条爆笑的程序员梗 PHP是最好的语言 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...醉还来屏下眠;酒醉酒醒日复日，得自娱自乐才行。1.问答Q：你是怎么区分一个内向的程序员...程序人员写程序,又将程序换酒钱;酒醒只在屏前坐,酒醉还来屏下眠;酒醉酒醒日复日，得自娱自乐才行。
1.问答
Q：你是怎么区分一个...
What is the difference between a pseudo-class and a pseudo-element in CSS?
...y by a value between parentheses.
Pseudo-classes are allowed in all sequences of simple selectors contained in a selector. Pseudo-classes are allowed anywhere in sequences of simple selectors, after the leading type selector or universal selector (possibly omitted). Pseudo-class names are case-...
What does curly brackets in the `var { … } = …` statements do?
..., 2, 3)
The first code chunk is shorthand for:
var {Hotkey: Hotkey} = require("sdk/hotkeys");
// Or
var Hotkey = require("sdk/hotkeys").Hotkey;
You can rewrite the second code chunk as:
let Cc = Components.classes;
let Ci = Components.interfaces;
let Cr = Components.results;
let Cu = Component...
How do you import a large MS SQL .sql file?
I use RedGate SQL data compare and generated a .sql file, so I could run it on my local machine. But the problem is that the file is over 300mb, which means I can't do copy and paste because the clipboard won't be able to handle it, and when I try to open the file in SQL Server Management Studio I g...
The “unexpected ++” error in jslint [duplicate]
...s such as C, they made it possible to write one-liners that: for (p = src, q = dest; !*p; p++, q++) *q = *p; Most of the buffer overrun bugs that created terrible security vulnerabilities were due to code like this. In my own practice, I observed that when I used ++ and --, my code tended to be too ...
Get last n lines of a file, similar to tail
...
This may be quicker than yours. Makes no assumptions about line length. Backs through the file one block at a time till it's found the right number of '\n' characters.
def tail( f, lines=20 ):
total_lines_wanted = lines
BLOCK...
How do I kill all the processes in Mysql “show processlist”?
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You need to kill them one by one, MySQL does not have any massive kill command. You can script it in any language, for example in PHP you can use something like:
$result = mysql_query("SHOW FULL PROCESSLIST");
while ($row=mysql_fetch_array($result)) {
$proces...
How to see which flags -march=native will activate?
...
You can use the -Q --help=target options:
gcc -march=native -Q --help=target ...
The -v option may also be of use.
You can see the documentation on the --help option here.
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