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Get Unix Epoch Time in Swift
...alSince1970)
let preciseMilliseconds = Int(Date().timeIntervalSince1970 * 1_000)
let preciseMicroseconds = Int(Date().timeIntervalSince1970 * 1_000_000) // most likely precise
Unfortunately, however, in the year 2038, 32-bit numbers won't be usable for the Unix timestamp and they'll have to be 64-...
How to dynamically change a web page's title?
...like, document.title = "This is the new
page title.";, but that would totally defeat the purpose of SEO. Most
crawlers aren't going to support javascript in the first place, so
they will take whatever is in the element as the page title.
If you want this to be compatible with most of the...
How to escape single quotes within single quoted strings
...
If you really want to use single quotes in the outermost layer, remember that you can glue both kinds of quotation. Example:
alias rxvt='urxvt -fg '"'"'#111111'"'"' -bg '"'"'#111111'"'"
# ^^^^^ ^^^^^ ^...
Are PHP Variables passed by value or by reference?
... function is changed, it does not get changed outside of the function). To allow a function to modify its arguments, they must be passed by reference.
To have an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition.
&l...
What's Mongoose error Cast to ObjectId failed for value XXX at path “_id”?
...ng a request to /customers/41224d776a326fb40f000001 and a document with _id 41224d776a326fb40f000001 does not exist, doc is null and I'm returning a 404 :
...
Performance surprise with “as” and nullable types
...lable types, and I'm adding a section about using the "as" operator, which allows you to write:
10 Answers
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How do you find the current user in a Windows environment?
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The extra information with all the environment variables makes this a wonderful extended answer.
– bballdave025
May 21 at 19:32
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MFC的多国语言界面的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...现在我们需要添加相应的英文的资源文件。
为主窗口IDD_MULTILANGUAGES添加英文资源的方法为：
（1） 打开Resource View窗口。
（2） 右键IDD_MULTILANGUAGES，点击弹出菜单中的“Insert Copy”菜单，如下图所示。
（3） 弹...
What is ActiveMQ used for - can we apply messaging concept using a Database?
...that up communicating thousands of messages per second, Databases tend to fall over.
Message-oriented middle-ware [MOM] like ActiveMQ on the other hand are built to handle those use cases.
They assume that messages in a healthy system will be deleted very quickly and can do optimizations to avoid t...
Using JQuery - preventing form from submitting
...the same page, and it worked, still unsure what was wrong though, but it's all good now. thanks!
– Lucy Weatherford
Feb 19 '12 at 8:16
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