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Reference: mod_rewrite, URL rewriting and “pretty links” explained
...plained. mod_rewrite is one way to make "pretty links", but it's complex and its syntax is very terse, hard to grok, and the documentation assumes a certain level of proficiency in HTTP. Can someone explain in simple terms how "pretty links" work and how mod_rewrite can be used to create them?
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ASP.NET Repeater bind List
...wered Feb 16 '11 at 1:40
Nathan AndersonNathan Anderson
6,3842323 silver badges2929 bronze badges
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How do I perform the SQL Join equivalent in MongoDB?
...t array field>
}
}
Of course Mongo is not a relational database, and the devs are being careful to recommend specific use cases for $lookup, but at least as of 3.2 doing join is now possible with MongoDB.
share
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Inverse dictionary lookup in Python
... .index only needs to guarantee that it returns a single value and it does not need to be lexically first only that it be the first match and that it's behavior is stable (multiple calls on same dict over time should yield same matching element). Unless dictionaries rearrange their unmo...
restrict edittext to single line
possible duplicate : android-singleline-true-not-working-for-edittext
23 Answers
23
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Render partial from different folder (not shared)
... @Simon_Weaver You can achieve that. One way would be to modify ViewEngine and override it's FindPartialView method with something like if(partialViewName.Contains"/")partialViewName="~/Views/"+partialViewName;
– Arnis Lapsa
Jan 30 '11 at 17:31
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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
...consider using the before_validation callback.
– tokland
Jul 15 '10 at 10:13
44
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String isNullOrEmpty in Java? [duplicate]
...en asked before, but Googling doesn't find it . Is there, in any of the standard java libraries (including apache/google/...), a static isNullOrEmpty() method for Strings ?
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How to create a JavaScript callback for knowing when an image is loaded?
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.complete + callback
This is a standards compliant method without extra dependencies, and waits no longer than necessary:
var img = document.querySelector('img')
function loaded() {
alert('loaded')
}
if (img.complete) {
loaded()
} else {
img.addEven...
How to sum all the values in a dictionary?
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@LancelotHolmes Yes, but that builds a list in memory, and can thus be slower/closer to resource limits for large dictionaries. Thus, this answer says "you may want to use" instead of "you must use" when discussing Python 2.
– phihag
Feb 25 ...