大约有 40,000 项符合查询结果（耗时：0.0324秒） [XML]
如何建立一套适合自己的高胜算交易系统 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...人若想在效率市场持续稳定的赢利，必须成功的解决两大问题：1、如何在高度随机的价格波动中寻找非随机的部分；2、如何有效的控制自身的心理弱点，使之不致影响自己的理性决策。很多投资家的实践都证明，交易系统在上...
Remove .php extension with .htaccess
...in the PHP file (long story) I am able to access it without the above. I really appreciate your help, this .htaccess stuff is tricky for me.
– Dirty Bird Design
Oct 26 '10 at 19:00
...
Can you “compile” PHP code and upload a binary-ish file, which will just be run by the byte code int
...depends on your host, but if I had to guess, I'd guess many hosts wouldn't allow it.
– Frank Farmer
May 21 '13 at 0:39
2
...
Is there a way to stop Google Analytics counting development work as hits?
...se of Google Analytics. Only problem is that I am sure that it is counting all my development work as hits. Seeing as I probably see some of those pages a hundred times a day it will really skew my readings. Is there a way to turn it off from a particular IP address or is this something that should ...
FormData.append(“key”, “value”) is not working
...rmdata.get(key)
and more very useful methods
Original answer:
What I usually do to 'debug' a FormData object, is just send it (anywhere!) and check the browser logs (eg. Chrome devtools' Network tab).
You don't need a/the same Ajax framework. You don't need any details. Just send it:
var xhr = ...
Showing all errors and warnings [duplicate]
...he configuration file.
You can turn it on in the script:
error_reporting(E_ALL);
ini_set('display_errors', '1');
You should see the same messages in the PHP error log.
share
|
improve this answer
...
Are PHP short tags acceptable to use?
...t). As you say, lots of shared hosts do support shorttags but "lots" isn't all of them. If you want to share your scripts, it's best to use the full syntax.
I agree that <? and <?= are easier on programmers than <?php and <?php echo but it is possible to do a bulk find-and-replace as lo...
Git command to show which specific files are ignored by .gitignore
...kes a file to be ignored in your git repo.
On Unix, using "What expands to all files in current directory recursively?" and a bash4+:
git check-ignore **/*
(or a find -exec command)
Note: https://stackoverflow.com/users/351947/Rafi B. suggests in the comments to avoid the (risky) globstar:
git ...
Javascript : Send JSON Object with Ajax?
...
With jQuery:
$.post("test.php", { json_string:JSON.stringify({name:"John", time:"2pm"}) });
Without jQuery:
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
xmlhttp.open("POST", "/json-handler");
xmlhttp.setRequestHeader("Content-...
快速理解 高频对冲套利自动交易（程式化交易） - 更多技术 - 清泛网 - 专注...
...的都是浮亏的。直到浮亏变盈。)
你的理解大体上没有问题。与以往单向投机的区别是：我并非在某个价位上有多笔持仓浮亏，而是，每一个持仓浮亏单，均是不同价格，且由于是对冲套利持仓，不担心绝对价格的暴涨暴跌，...