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How to avoid isset() and empty()

I have several older applications that throw a lot of "xyz is undefined" and "undefined offset" messages when running on the E_NOTICE error level, because the existence of variables is not explicitly checked using isset() and consorts. ...
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Custom toast on Android: a simple example

...ext.setText("Hello! This is a custom toast!"); Toast toast = new Toast(getApplicationContext()); toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0); toast.setDuration(Toast.LENGTH_LONG); toast.setView(layout); toast.show(); And check out the below links also for a custom Toast. Custom Toast with An...
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I am getting Failed to load resource: net::ERR_BLOCKED_BY_CLIENT with Google chrome

...ome which AdBlock Plus sets the CSS value to "display:none". They probably apply to other browsers too: ::content #ads > .dose > .dosesingle, ::content #content > #center > .dose > .dosesingle, ::content #content > #right > .dose > .dosesingle, ::content #header + #content...
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One SVN repository or many?

... Subversion. They have ~50 projects, ranging from very small to enterprise applications and their corporate website. Their plan? Start with a single repository, migrate to multiple if necessary. The migration is almost complete and they're still on a single repository, no complaints or issues repo...
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How can I make a horizontal ListView in Android? [duplicate]

... Two reasons I don't go with this approach: (1) It doesn't extend AdapterView, so I can't use it interchangeably with my ListView and ListAdapter code, and (2) There is no recycling of views. Maybe it would be possible to tack this functionality onto the sc...
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How to force the browser to reload cached CSS/JS files?

...hing your files as a build step is common and suggested for modern bundled apps – Brandon Søren Culley Apr 13 '18 at 22:45 ...
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How to differ sessions in browser-tabs?

In a web-application implemented in java using JSP and Servlets; if I store information in the user session, this information is shared from all the tabs from the same browser. How to differ sessions in the browser-tabs? In this example: ...
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What is a semaphore?

...For example, to limit the number of simultaneous calls to a database in an application. Here is a very pedagogic example in C# :-) using System; using System.Collections.Generic; using System.Text; using System.Threading; namespace TheNightclub { public class Program { public stat...
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UnicodeEncodeError: 'latin-1' codec can't encode character

...behaviour (and a whole bunch of similar cases) -- see whatwg.org/specs/web-apps/current-work/multipage/… – John Machin Oct 18 '10 at 23:39 add a comment  |...
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Changing Font Size For UITableView Section Headers

... Thank you. This worked perfectly. Much appreciated. – JRD8 Nov 6 '13 at 14:41 6 ...