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How to permanently export a variable in Linux?
...m top to bottom, so if a var definition depends on another, they should be ordered accordingly. So yes the end of the file is fine.
– Antoine
Dec 9 '15 at 9:58
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Programmatically open Maps app in iOS 6
...ower code in an else statement after that if. Note that if you reverse the order of items in the openMapsWithItems: array, you'll get directions from the coordinate to your current location. You could probably use it to get directions between any two locations by passing a constructed MKMapItem inst...
Passing references to pointers in C++
As far as I can tell, there's no reason I shouldn't be allowed to pass a reference to a pointer in C++. However, my attempts to do so are failing, and I have no idea why.
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How to read the value of a private field from a different class in Java?
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In order to access private fields, you need to get them from the class's declared fields and then make them accessible:
Field f = obj.getClass().getDeclaredField("stuffIWant"); //NoSuchFieldException
f.setAccessible(true);
Hash...
What is JavaScript garbage collection?
...for a web programmer to understand about JavaScript garbage collection, in order to write better code?
9 Answers
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Easiest way to open a download window without navigating away from the page
...ment will be loaded using the URL as if window.location.assign() had been called with the modified URL” - developer.mozilla.org/en-US/docs/Web/API/window.location
– Rob Juurlink
Aug 19 '13 at 11:47
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Convert .pem to .crt and .key
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Converting Using OpenSSL
These commands allow you to convert certificates and keys to different formats to make them compatible with specific types of servers or software.
Convert a DER file (.crt .cer .der) to PEM
openssl x509 -inform der -in certificate.cer -o...
How can I break up this long line in Python?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Is it possible to set the equivalent of a src attribute of an img tag in CSS?
...urse you can use padding-left /
padding-top to make rectangular images.
Finally, the new image is put there using background.
If the new background image is too large or too small, I recommend using background-size for example: background-size:cover; which fits your image into the allotted space.
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GOTO still considered harmful? [closed]
...e loop structure ever changes, it may well require changing that number in order to keep the destination correct. If i'm going to avoid goto, then the gain should be in not having to manually track stuff like that.
– cHao
May 26 '13 at 12:43
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