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How to increment a pointer address and pointer's value?
... stronger than dereference *, and that happens before the prefix ++ due to order). The parentheses are only necessary when you need the value before incrementing it (*p++)++. If you go all-prefix, ++*++p will work just fine without parentheses as well (but increment the value that is pointed at afte...
Replace only some groups with Regex
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In order for this to work, I had to add .Value to m.Groups[1] etc.
– jbeldock
Dec 4 '13 at 19:02
11
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Is the size of C “int” 2 bytes or 4 bytes?
...ial example to extract the value 16 from the comment. For signed types, in order to distinguish between positive and negative values (that's the sign), we need to also include the sign bit.
INT_MIN -32768 // -(2¹⁵)
INT_MAX +32767 // ...
Gradle proxy configuration
...ions (-Dhttp.proxyHost and the likes) as JAVA_OPTS environment variable in order to make it work.
– GoldenD
Sep 14 '18 at 3:01
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Correct format specifier to print pointer or address?
...C99.
All object pointers are implicitly convertible to void* in C, but in order to pass the pointer as a variadic argument, you have to cast it explicitly (since arbitrary object pointers are only convertible, but not identical to void pointers):
printf("x lives at %p.\n", (void*)&x);
...
Query EC2 tags from within instance
...des them, or add an apt or yum command at the beginning of the script.
In order to access EC2 tags you need a policy like this one in your instance's IAM role:
{
"Version": "2012-10-17",
"Statement": [
{
"Sid": "Stmt1409309287000",
"Effect": "Allow",
"Action": [
"...
Difference between a theta join, equijoin and natural join
...h no name. I know it is not a set because, among other reasons, the column order is significant. It's not even a SQL table or SQL table expression. I call it a resultset.
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Is it possible to have nested templates in Go using the standard library?
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I'll just add here that in order to render the actual templates I had to call tmpl["index.html"].ExecuteTemplate(w, "base", data).
– hermansc
May 16 '13 at 17:08
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In Objective-C, how do I test the object type?
...
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Using CSS how to change only the 2nd column of a table
...s:
.countTable table tr td:first-child + td
You could also reiterate in order to style the others columns:
.countTable table tr td:first-child + td + td {...} /* third column */
.countTable table tr td:first-child + td + td + td {...} /* fourth column */
.countTable table tr td:first-child + td ...