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Avoid trailing zeroes in printf()

...} } If you're not happy with the truncation aspect (which would turn 0.12399 into 0.123 rather than rounding it to 0.124), you can actually use the rounding facilities already provided by printf. You just need to analyse the number before-hand to dynamically create the widths, then use those to ...
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differences in application/json and application/x-www-form-urlencoded

...rk with JSON bodies by default. { "id": 1, "name": "Foo", "price": 123, "tags": [ "Bar", "Eek" ], "stock": { "warehouse": 300, "retail": 20 } } "application/json" Content-Type is one of the Preflighted requests. Now, if the request isn't simple request, the bro...
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What killed my process and why?

... That's almost definitely it. I saw this a lot when TAing. Many students would forget to free their objects, and the apps would eventually reach 3GB of virtual memory usage. As soon as it hit that point it was killed. ...
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Change default global installation directory for node.js modules in Windows?

... edited May 20 at 14:09 gls123 4,89922 gold badges2424 silver badges2626 bronze badges answered Jan 19 '15 at 17:05 ...
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How to send an email using PHP?

... 123 You could also use PHPMailer class at https://github.com/PHPMailer/PHPMailer . It allows you ...
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How to upgrade Eclipse for Java EE Developers?

...o-date? Could user really upgrade 3.7 to 4.3 for example? What about all those plugins, that can break on newer platform? – Paul Verest Jun 28 '13 at 7:14 ...
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Linux: is there a read or recv from socket with timeout?

...tes. It accepts a timeval structure with the number of seconds and microseconds specifying the limit on how long to wait for an input operation to complete. If a receive operation has blocked for this much time without receiving additional data, it shall return with a partial count o...
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How to write very long string that conforms with PEP8 and prevent E501

...t will result in a tuple, not a string. ;) – bugmenot123 Sep 18 '15 at 13:00 7 Isn't adding the +...
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What does -fPIC mean when building a shared library?

... PIC stands for Position Independent Code and to quote man gcc: If supported for the target machine, emit position-independent code, suitable for dynamic linking and avoiding any limit on the size of the global offset table. This option ...
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Avoiding SQL injection without parameters

... lot of i18n issues with dates/numbers; what date is 01/02/03? How much is 123,456? Do your servers (app-server and db-server) agree with each-other? If the risk factor isn't convincing to them, how about performance? The RDBMS can re-use the query plan if you use parameters, helping performance. I...