大约有 32,294 项符合查询结果（耗时：0.0604秒） [XML]
UITableViewCell Separator disappearing in iOS7
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You deserve more up votes, this is exactly what I needed, I added it in a category, so now after I do [tableView reloadData], if this bug happens (in my case the footer separator that was hidden is reappearing), I call [tableView reloadSeparators];
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
... dev server. With a length of 24 it still took around 30 seconds. Not sure what I did wrong but it was too slow for me and I opted for another solution.
– Shane
Apr 17 '14 at 1:25
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Using the star sign in grep
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The asterisk is just a repetition operator, but you need to tell it what you repeat. /*abc*/ matches a string containing ab and zero or more c's (because the second * is on the c; the first is meaningless because there's nothing for it to repeat). If you want to match anything, you need to sa...
Close virtual keyboard on button press
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simple solution to what I needed: hide keyboard after clicking search button.
– dawoodman71
Apr 27 '17 at 20:15
add a c...
How to get the file extension in PHP? [duplicate]
...o use string functions. You can use something that's actually designed for what you want: pathinfo():
$path = $_FILES['image']['name'];
$ext = pathinfo($path, PATHINFO_EXTENSION);
share
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improve ...
Using $_POST to get select option value from HTML
...the value defaults to the text contained inside the element". If it works, what's wrong with that?
– osullic
Jan 8 '19 at 15:46
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How does this milw0rm heap spraying exploit work?
...code execution.
To understand more deeply, you should actually figure out what is in the x86 code. unscape will be used to put the sequence of bytes represented of the string in the spray variable. It's valid x86 code that fills a large chunk of the heap and jumps to the start of shellcode. The rea...
Numeric for loop in Django templates
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@Rebs What is the so bad with this? Sure it is hacky, but adding a template tag just because you need to loop over a small range for one time in a project isn't such a great solutions also.
– tobltobs
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Query to count the number of tables I have in MySQL
...y to count the number of tables in my database. Is that possible? If so, what is the query?
12 Answers
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Sankey Diagrams in R?
...ere you can find an example. I also added a screenshot so you have an idea what it looks like.
# Load package
library(networkD3)
# Load energy projection data
# Load energy projection data
URL <- paste0(
"https://cdn.rawgit.com/christophergandrud/networkD3/",
"master/JSONdata/en...