大约有 36,030 项符合查询结果（耗时：0.0400秒） [XML]
How do I create a SHA1 hash in ruby?
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FYI: Digest is part of the Ruby Standard Library (ruby-doc.org/stdlib-1.9.2/libdoc/digest/rdoc/index.html). It includes implementations for SHA1, SHA2, MD5 and others hash algorithms.
– jwfearn
Jun 11 '12 at 18:07
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How do you run a single query through mysql from the command line?
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@tinybyte Assuming Linux: Insinde doublequotes the asterisk * gets expanded to all files in the current directory, while this expansion does not happen in singlequotes, thats the reason why. Doublequotes will work for quesries without the *.
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How do I write JSON data to a file?
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Do you mean json.dump or json.dumps?
– TerminalDilettante
Aug 13 '15 at 14:46
161
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How to configure Eclipse build path to use Maven dependencies?
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m2eclipse doesn't do this by default if you import a project created with mvn eclipse:eclipse, so this always seems to trip people up.
– matt b
Jan 10 '10 at 14:20
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a href link for entire div in HTML/CSS
...incorrect, but it will work.
<div style="cursor: pointer;" onclick="window.location='http://google.com';">
Hello world
</div>
which is semantically correct but it involves using JS.
<a href="http://google.com">
<span style="display: block;">
Hello world
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Efficiently updating database using SQLAlchemy ORM
... ORM is meant to be used together with the SQL layer, not hide it. But you do have to keep one or two things in mind when using the ORM and plain SQL in the same transaction. Basically, from one side, ORM data modifications will only hit the database when you flush the changes from your session. Fro...
What's the difference between libev and libevent?
... you also need to look elsewhere for an http library, because libev simply doesn't have one (for example, there is a very related library called libeio that does asynchronous I/O, which can be used independently or together with libev, so you can mix and match).
So in short, libev tries to do one t...
Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
...that based off the project path). Was there a particular justification for doing this?
7 Answers
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Javascript: How to loop through ALL DOM elements on a page?
...ementsByTagName() so that it will return all elements in a page:
var all = document.getElementsByTagName("*");
for (var i=0, max=all.length; i < max; i++) {
// Do something with the element here
}
Note that you could use querySelectorAll(), if it's available (IE9+, CSS in IE8), to just fin...
Get specific object by id from array of objects in AngularJS
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The only way to do this is to iterate over the array. Obviously if you are sure that the results are ordered by id you can do a binary search
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