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PHP file_get_contents() and setting request headers
...user_agent', 'SomeBrowser v42.0.4711'); go to user-agent.me and copy yours from there.. or edit php.ini to change it globally
– jaggedsoft
Oct 28 '16 at 23:29
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Does JavaScript have the interface type (such as Java's 'interface')?
... is exactly the set of functions that the code uses (and the return values from those functions), and with duck typing, you get that for free.
Now, that's not to say your code won't fail halfway through, if you try to call some_dog.quack(); you'll get a TypeError. Frankly, if you're telling dogs t...
What is the Scala annotation to ensure a tail recursive function is optimized?
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From the "Tail calls, @tailrec and trampolines" blog post:
In Scala 2.8, you will also be able to use the new @tailrec annotation to get information about which methods are optimised.
This annotation lets you mark sp...
convert ArrayList to JSONArray
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If I read the JSONArray constructors correctly, you can build them from any Collection (arrayList is a subclass of Collection) like so:
ArrayList<String> list = new ArrayList<String>();
list.add("foo");
list.add("baar");
JSONArray jsArray = new JSONArray(list);
References:
j...
Best ways to teach a beginner to program? [closed]
...et, but you can get used to having a bit more freedom and less handholding from the language interpreter. Python enforces whitespace and indenting, which is nice most of the time but not always. C# and Java let you manage your own whitespace while remaining strongly-typed.
From there, the standard...
Check to see if python script is running
... can write a simple shell script to check it for you using the return code from ps.
ps up `cat /tmp/mydaemon.pid ` >/dev/null && echo "Running" || echo "Not running"
For extra credit, you can use the atexit module to ensure that your program cleans up its pidfile under any circumstance...
Finding last occurrence of substring in string, replacing that
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@AdamMagyar yes, container[a:b] slices from a up to b-1 index of the container. If 'a' is omitted, then it defaults to 0; if 'b' is omitted it defaults to len(container). The plus operator just concatenates. The rfind function as you pointed out returns the index ...
Using Position Relative/Absolute within a TD?
... inside a div, set to width: 100% and height: 100%, apply whatever padding from the td to the div, and set it to relative? The idea is to create a thin containing-layer just above the td, that acts like the td itself, but it's a div. It worked for me.
– CamilB
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When should I use Memcache instead of Memcached?
...d is an easy preventive system for stale data. Whenever you pull something from the cache, you can receive with it a cas token (a double number). You can than use that token to save your updated object. If no one else updated the value while your thread was running, the swap will succeed. Otherwise ...
Turn off CSRF token in rails 3
...e a mix of regular browser-accessible forms and API endpoints. The answer from Markus Proske would be correct if you were absolutely sure you were not going to have any browser-accessible forms in your app.
– Asfand Qazi
Jul 9 '14 at 10:44
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