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How to convert a std::string to const char* or char*?
...de that the data is not ASCIIZ (rather, you're using the string to store a block of data (which sometimes isn't even really textual)), or that you're passing it to another function that treats it as a block of "binary" data. This can be a crucial insight in ensuring that other programmers' code cha...
How do I tell Git to ignore everything except a subdirectory?
...gins/ !/wp-content/plugins/my_plugin/ !/wp-content/plugins/my_plugin/* No block code in comments?
– xlttj
Feb 28 '12 at 8:26
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HTTP status code 0 - Error Domain=NSURLErrorDomain?
...r various reasons, such as the server simply not responding in time, being blocked by a firewall, or your entire network connection being down. Usually in the case of the latter though the phone is smart enough to know it doesn't have a network connection and will fail immediately. However, it will ...
SHA512 vs. Blowfish and Bcrypt [closed]
... of and given its inclusion in various crypt implementations (including in PHP which I use), when I read the original question I even assumed that's what the OP meant when he asked about SHA-512 - that he was actually referring to thousands of rounds of SHA-512 vs bcrypt which uses hundreds or thous...
How do I get elapsed time in milliseconds in Ruby?
... working with benchmarks I:
put in variable the current time;
insert the block to test;
put in a variable the current time, subtracting the preceding current-time value;
It's a very simple process, so I'm not sure you were really asking this...
...
How to reload page every 5 seconds?
...sh for visitors then I might agree, but for development purposes, having a block of code that you can drop into the page without having to update a URI each time is an advantage. Depending on JS isn't a problem when the developer is the entire target audience.
– Quentin
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How to initialize an array in one step using Ruby?
... can use Percent String syntax:
array = %w[ 1 2 3 ]
You can also pass a block to Array.new to determine what the value for each entry will be:
array = Array.new(3) { |i| (i+1).to_s }
Finally, although it doesn't produce the same array of three strings as the other answers above, note also that...
How to align absolutely positioned element to center?
... the following CSS
.layer {
width: 600px; height: 500px;
display: block;
position:absolute;
top:0;
left: 0;
right:0;
bottom: 0;
margin:auto;
}
http://jsbin.com/aXEZUgEJ/1/
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Refreshing web page by WebDriver when waiting for specific condition
...ait for the refresh to finish, it just "kicks off the refresh" and doesn't block further execution while the browser is reloading the page.
While this only seems to happen in a minority of cases, we figured that it's better to make sure this works 100% by adding a manual check whether the page real...
Regular expression to extract text between square brackets
...xes, wherever they appear. If the regex is in the text rather than a code block, you can use backticks to format them. (ref)
– Alan Moore
Apr 24 '15 at 1:28
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