大约有 40,000 项符合查询结果（耗时：0.0778秒） [XML]
MySQL: Transactions vs Locking Tables
...is transferred. And the bank's account, into which they'll happily deposit all the service fees charged on the transaction. Given (as everyone knows these days) that banks are extraordinarily stupid, let's say their system works like this:
$balance = "GET BALANCE FROM your ACCOUNT";
if ($balance &l...
What exactly is a Maven Snapshot and why do we need it?
...re exists a 1.0-SNAPSHOT. That version is what might become 1.0. It's basically "1.0 under development". This might be close to a real 1.0 release, or pretty far (right after the 0.9 release, for example).
The difference between a "real" version and a snapshot version is that snapshots might get up...
Rails find_or_create_by more than one attribute?
There is a handy dynamic attribute in active-record called find_or_create_by:
5 Answers
...
Difference between socket and websocket?
...kets are different than websockets . It seems like they're only conceptually similar.
5 Answers
...
Single script to run in both Windows batch and Linux Bash?
...
Actually, I find that # 2>NUL & ECHO Welcome to %COMSPEC%. manages to hide the error about the # command not being found by cmd. This technique is useful when you need to write a standalone line that will only be executed ...
How to set the maxAllowedContentLength to 500MB while running on IIS7?
I changed the maxAllowedContentLength to
3 Answers
3
...
In Go's http package, how do I get the query string on a POST request?
...ooking for is the POST data as submitted by an HTML form, then this is (usually) a key-value pair in the request body. You're correct in your answer that you can call ParseForm() and then use req.Form field to get the map of key-value pairs, but you can also call FormValue(key) to get the value of a...
Return first match of Ruby regex
...]. This is an example output from irb:
irb(main):003:0> names = "erik kalle johan anders erik kalle johan anders"
=> "erik kalle johan anders erik kalle johan anders"
irb(main):004:0> names[/kalle/]
=> "kalle"
...
How do I make an http request using cookies on Android?
...ookies when I make subsequent requests). It'd be nice to preserve any and all cookies, but really the only one I care about is the session cookie.
...
How do I make an attributed string using Swift?
...sing to display the amount. The numbers in the UILabel are changing dynamically with user input just fine, but I need to add a lower case "g" on the end of the string that is formatted differently from the updating numbers. The "g" needs to be attached to the numbers so that as the number size and ...