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Bootstrap 3 Collapse show state with Chevron icon

...n excepteur butcher vice lomo. Leggings occaecat craft beer farm-to-table, raw denim aesthetic synth nesciunt you probably haven't heard of them accusamus labore sustainable VHS. </div> </div> </div> <div class="panel panel-default"> <div class="pane...
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What is meant by Ems? (Android TextView)

...droid:ems or setEms(n) sets the width of a TextView to fit a text of n 'M' letters regardless of the actual text extension and text size. See wikipedia Em unit but only when the layout_width is set to "wrap_content". Other layout_width values override the ems width setting. Adding an android:textS...
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belongs_to through associations

...answer validates_uniqueness_of :answer_id, :scope => [ :question_id, :user_id ] ... def question answer.question end end this way the you can now call question on Choice share | i...
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mongoose vs mongodb (nodejs modules/extensions), which better? and why?

...ions. The question you should be asking yourself is, "Do I want to use the raw driver, or do I need an object-document modeling tool?" If you're looking for an object modeling (ODM, a counterpart to ORMs from the SQL world) tool to skip some lower level work, you want Mongoose. If you want a driver...
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How to display nodejs raw Buffer data as Hex string

...s%3a%2f%2fstackoverflow.com%2fquestions%2f18879880%2fhow-to-display-nodejs-raw-buffer-data-as-hex-string%23new-answer', 'question_page'); } ); Post as a guest ...
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How to remove \xa0 from string in Python?

...ding/removing \xa0 characters from parsed HTML string. Assume we have our raw html as following: raw_html = '<p>Dear Parent, </p><p><span style="font-size: 1rem;">This is a test message, </span><span style="font-size: 1rem;">kindly ignore it. </span>&lt...
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Loading existing .html file with android WebView

... levels. I still not figure out why mWebView.loadUrl("file:///android_res/raw/myfile.html"); works only on API level 8. But it doesn't matter now. share | improve this answer | ...
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Add Bootstrap Glyphicon to Input Box

...e). Fiddle .form-control[type="search"]::-webkit-input-placeholder:first-letter { font-family:"Glyphicons Halflings"; } .form-control[type="search"]:-moz-placeholder:first-letter { font-family:"Glyphicons Halflings"; } .form-control[type="search"]::-moz-placeholder:first-letter { font-...
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How can I validate a string to only allow alphanumeric characters in it?

... In .NET 4.0 you can use LINQ: if (yourText.All(char.IsLetterOrDigit)) { //just letters and digits. } yourText.All will stop execute and return false the first time char.IsLetterOrDigit reports false since the contract of All cannot be fulfilled then. Note! this answer do ...
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Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2

...rell's package compare: library(compare) a1 <- data.frame(a = 1:5, b = letters[1:5]) a2 <- data.frame(a = 1:3, b = letters[1:3]) comparison <- compare(a1,a2,allowAll=TRUE) comparison$tM # a b #1 1 a #2 2 b #3 3 c The function compare gives you a lot of flexibility in terms of what kind ...