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Path of assets in CSS files in Symfony 2

...nt the image in /web/bundles/mynicebundle/images/devil.png I have made a test with ALL possible (sane) combinations of the following: @notation, relative notation Parse with cssrewrite, without it CSS image background vs direct <img> tag src= to the very same image than CSS CSS parsed with...
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Preloading CSS Images

... to work. I was casually sticking to an image with a wrong path. Here's a test : http://paragraphe.org/slidetoggletest/test.html <script> var pic = new Image(); var pic2 = new Image(); var pic3 = new Image(); pic.src="images/inputs/input1.png"; pic2.src="images/inputs/inp...
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Removing whitespace between HTML elements when using line breaks

...n the parent element. For some reason, Chrome ignore this (and as far as I tested, it ignores the word spacing regardless of the value). So besides this I add letter-spacing: -.31em to the parent and letter-spacing: normal to the children. This fraction of an em is the size of the space ONLY IF your...
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How to avoid reinstalling packages when building Docker image for Python projects?

...r requirements.txt ADD . /srv CMD python /srv/run.py # requirements.txt pytest==2.3.4 # run.py print("Hello, World") The output of docker build: Step 1 : WORKDIR /srv ---> Running in 22d725d22e10 ---> 55768a00fd94 Removing intermediate container 22d725d22e10 Step 2 : ADD ./requirements.txt ...
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@try - catch block in Objective-C

... All work perfectly :) NSString *test = @"test"; unichar a; int index = 5; @try { a = [test characterAtIndex:index]; } @catch (NSException *exception) { NSLog(@"%@", exception.reason); NSLog(@"Char at index %d cannot be found", index); ...
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WebView and HTML5

...lient and the WebChromeClient. url = new String("http://broken-links.com/tests/video/"); mWebView = (WebView) findViewById(R.id.webview); mWebView.setWebChromeClient(chromeClient); mWebView.setWebViewClient(wvClient); mWebView.getSettings().setJavaScriptEnabled(true); mWebView.getSettings().setPl...
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Detect if the app was launched/opened from a push notification

... background or not running at all so this answer suits my needs perfectly. Tested on iOS 7 & 8 – Newtz Feb 2 '15 at 22:42 16 ...
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How do I associate a Vagrant project directory with an existing VirtualBox VM?

... # test1 and test2 boxes... for box in test1 test2; do virtualboxid=$(VBoxManage list vms | grep $box | cut -d' ' -f2); echo -n $virtualboxid > .vagrant/machines/$box/virtualbox/id; done – luismartingil ...
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When is null or undefined used in JavaScript? [duplicate]

...efers to does not exist. This is one of the few times you may not want to test for equality- if(x!==undefined) will be true for a null value but if(x!= undefined) will be true (only) for values that are not either undefined or null. ...
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How can you detect the version of a browser?

...You can see what the browser says, and use that information for logging or testing multiple browsers. navigator.sayswho= (function(){ var ua= navigator.userAgent, tem, M= ua.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+)/i) || []; if(/trident/i.test(M[1])){ ...