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Node.js quick file server (static files over HTTP)
...Folder
http-server
Or, like this:
http-server D:\Folder
Check it out: https://github.com/nodeapps/http-server
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Format numbers to strings in Python
...formatting:
"%d:%d:d" % (hours, minutes, seconds)
See here, especially: https://web.archive.org/web/20120415173443/http://diveintopython3.ep.io/strings.html
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Are table names in MySQL case sensitive?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How does a public key verify a signature?
I am trying to get a better grapple on how public/private keys work. I understand that a sender may add a digital signature to a document using his/her private key to essentially obtain a hash of the document, but what I do not understand is how the public key can be used to verify that signature.
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Java regex email
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FWIW, here is the Java code we use to validate email addresses. The Regexp's are very similar:
public static final Pattern VALID_EMAIL_ADDRESS_REGEX =
Pattern.compile("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}$", Pattern.CASE_INSENSITIVE);
public static boolean validate(String emailStr) {
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通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...缺的，对于开启文件描述符的数量，分配堆栈的大小，CPU 时间，虚拟内存大小，等等，都有非常严格的要求。资源的合理限制和分配，不仅仅是保证系统可用性的必要条件，也与系统上软件运行的性能有着密不可分的联系。这...
Generic deep diff between two objects
...h you can use for finding diff between two JavaScript objects:
Github URL:
https://github.com/cosmicanant/recursive-diff
Npmjs url: https://www.npmjs.com/package/recursive-diff
You can use recursive-diff library in browser as well as Node.js. For browser, do the following:
<script type="text" src...
How to convert a String into an ArrayList?
...s very useful extension, by the way, which will work on any CharSequence: https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html#splitAsStream-java.lang.CharSequence-. Since you don't need the array at all, avoid creating it thus:
// This will presumably be a static final field so...
Best way to use PHP to encrypt and decrypt passwords? [duplicate]
...the code as provided is vulnerable to padding oracle attacks.
See also:
https://stackoverflow.com/a/30189841/2224584
https://stackoverflow.com/a/30166085/2224584
https://stackoverflow.com/a/30159120/2224584
Also, don't just use a "password" for an encryption key. Encryption keys are random stri...
Determining if a number is either a multiple of ten or within a particular set of ranges
I have a few loops that I need in my program. I can write out the pseudo code, but I'm not entirely sure how to write them logically.
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