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PHP server on local machine?
...d I'm wanting to test my PHP files without uploading them to my host. Basically testing them on my own machine before I upload them. How do I do that?
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Why are dashes preferred for CSS selectors / HTML attributes?
...re separated with underscore and there were no stops.
Also, using hyphens allows you to take advantage of the |= attribute selector, which selects any element containing the text, optionally followed by a dash:
span[class|="em"] { font-style: italic; }
This would make the following HTML elements...
PUT vs. POST in REST
...
@Schneider, in this case your server is making an extra effort to guarantee idempotence, but it is not advertising it. Browsers will still warn the user if they try to reload such a POST request.
– Tobu
Jan 6 '12 at 10:53
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Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?
... new viewWillTransitionToSize method which has been introduced in iOS 8 (all other rotation methods have been deprecated). I'd like to know what the equivalent of didRotateFromInterfaceOrientation is now as there are a number of clean up tasks we need to perform and I can't see a block that we c...
Subprocess changing directory
...ode tries to do is call a program named cd ... What you want is call a command named cd.
But cd is a shell internal. So you can only call it as
subprocess.call('cd ..', shell=True) # pointless code! See text below.
But it is pointless to do so. As no process can change another process's working ...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
...rvice.
If you get an error the specified service does not exist as an installed service you should run:
tomcat6w //ES//servicename
where servicename is the name of the server as viewed in services.msc
Source: orx's comment on Eric's Agile Answers.
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How do I use vim registers?
...on Windows (or from "mouse highlight" clipboard on Linux)
"*p
To access all currently defined registers type
:reg
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Multi-line regex support in Vim
I notice the standard regex syntax for matching across multiple lines is to use /s, like so:
1 Answer
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MySQL和MongoDB设计实例进行对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...查询：
db.getCollection("mobiles").find({
"params": {
$all: [
{$elemMatch: {"name": "待机时间", "value": {$gt: 100}}},
{$elemMatch: {"name": "外观设计", "value": "直板"}}
]
}
});
注：查询中用到的$all，$elemMatch等高...
How to check file MIME type with javascript before upload?
...r = "";
for(var i = 0; i < arr.length; i++) {
header += arr[i].toString(16);
}
console.log(header);
// Check the file signature against known types
};
fileReader.readAsArrayBuffer(blob);
You can then determine the real MIME type like so (more file signatures here and here):
swit...