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What is SQL injection? [duplicate]

... data that they shouldn't be allowed to do. Example in PHP: $password = $_POST['password']; $id = $_POST['id']; $sql = "UPDATE Accounts SET PASSWORD = '$password' WHERE account_id = $id"; Now suppose the attacker sets the POST request parameters to "password=xyzzy" and "id=account_id" resulting ...
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Javascript Shorthand for getElementById

... ID, but also getting element by class :P) I use something like function _(s){ if(s.charAt(0)=='#')return [document.getElementById(s.slice(1))]; else if(s.charAt(0)=='.'){ var b=[],a=document.getElementsByTagName("*"); for(i=0;i<a.length;i++)if(a[i].className.split(' ')....
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Change Bootstrap input focus blue glow

...put-border-focus variable. See the commit for more info and warnings. In _variables.scss update @input-border-focus. To modify the size/other parts of this glow modify the mixins/_forms.scss @mixin form-control-focus($color: $input-border-focus) { $color-rgba: rgba(red($color), green($color), ...
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Difference between method and function in Scala

...ethod Value is created from methods, either by postfixing an underscore (m _ is a method value corresponding to the "function declaration" (def) m), or by a process called eta-expansion, which is like an automatic cast from method to function. That is what the specs say, so let me put this up-front...
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Is there a way to auto expand objects in Chrome Dev Tools?

...creatively (ab)using console.group: expandedLog = (function(){ var MAX_DEPTH = 100; return function(item, depth){ depth = depth || 0; if (depth > MAX_DEPTH ) { console.log(item); return; } if (_.isObject(item)) { _.e...
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How can I use if/else in a dictionary comprehension?

...ict comprehension must have two expressions, separated by a colon: { (some_key if condition else default_key):(something_if_true if condition else something_if_false) for key, value in dict_.items() } The final if clause acts as a filter, which is different from having the conditional e...
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href image link download on click

... <a href="download.php?file=path/<?=$row['file_name']?>">Download</a> download.php: <?php $file = $_GET['file']; download_file($file); function download_file( $fullPath ){ // Must be fresh start if( headers_sent() ) die('Headers Sent'); ...
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Profiling Vim startup time

....g.: vim -V 2>&1 | perl -MTime::HiRes=time -ne 'print time, ": ", $_' | tee vilog You might have to blindly type :q to get back to your prompt. Afterwards, you should find the file vilog in your current directory with hires timestamps at the beginning of each line. If you can do with a gr...
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Check if a variable is of function type

... Underscore.js uses a more elaborate but highly performant test: _.isFunction = function(obj) { return !!(obj && obj.constructor && obj.call && obj.apply); }; See: http://jsperf.com/alternative-isfunction-implementations EDIT: updated tests suggest that typeof ...
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Difference between applicationContext.xml and spring-servlet.xml in Spring Framework

...xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0"> <display-name>Spring MVC App</display-name...