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Insert new item in array on any position in PHP
...// not necessarily an array, see manual quote
array_splice( $original, 3, 0, $inserted ); // splice in at position 3
// $original is now a b c x d e
If replacement is just one element it is not necessary to put array() around it, unless the element is an array itself, an object or NULL.
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What is the use of the ArraySegment class?
... array, get the first item, and so on:
var array = new byte[] { 5, 8, 9, 20, 70, 44, 2, 4 };
array.Dump();
var segment = new ArraySegment<byte>(array, 2, 3);
segment.Dump(); // output: 9, 20, 70
segment.Reverse().Dump(); // output 70, 20, 9
segment.Any(s => s == 99).Dump(); // output false...
To find whether a column exists in data frame or not
...
202
Assuming that the name of your data frame is dat and that your column name to check is "d", you...
Override browser form-filling and input highlighting with HTML/CSS
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+150
for the autocompletion, you can use:
<form autocomplete="off">
regarding the coloring-problem:
from your screenshot i can se...
Select every Nth element in CSS
...t;/div>
<h2></h2>
<div>9</div> <div>10</div>
<div>11</div> <div>12</div>
<h2></h2>
<div>13</div> <div>14</div>
<div>15</div> <div>16</div>
</body>
For every...
Twitter oAuth callbackUrl - localhost development
...c/hosts file to point a live domain to your localhost IP. such as:
127.0.0.1 xyz.com
where xyz.com is your real domain.
Alternative 2.
Also, the article gives the tip to alternatively use a URL shortener service. Shorten your local URL and provide the result as callback.
Alternative 3.
Fur...
PostgreSQL - max number of parameters in “IN” clause?
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According to the source code located here, starting at line 850, PostgreSQL doesn't explicitly limit the number of arguments.
The following is a code comment from line 870:
/*
* We try to generate a ScalarArrayOpExpr from IN/NOT IN, but this is only
* possible if the inputs are all ...
Does const mean thread-safe in C++11?
...ue...
This is what the Standard Language has to say on thread-safety:
[1.10/4]
Two expression evaluations conflict if one of them modifies a memory location (1.7) and the other one accesses or modifies the same memory location.
[1.10/21]
The execution of a program contains a data race if it contain...
How do I get a list of all the duplicate items using pandas in python?
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10 Answers
10
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How to get the type of a variable in MATLAB?
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answered Feb 23 '09 at 17:36
Daniel LeCheminantDaniel LeCheminant
47.3k1515 gold badges115115 silver badges113113 bronze badges
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