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Why does cURL return error “(23) Failed writing body”?
...simple Unix program that reads the entire input page and reverses the line order (hence we run it twice). Because it has to read the whole input to find the last line, it will not output anything to grep until cURL is finished. Grep will still close the read stream when it has what it's looking for,...
How do I verify that an Android apk is signed with a release certificate?
... just one that happens to have the same values for organisation, location, etc.. ?
– OlivierM
May 15 '15 at 19:03
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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 // ...
What is the difference between C, C99, ANSI C and GNU C?
...library function which defines system calls such as malloc, calloc, exit...etc
ANSI C is a standard which is being used by or refereed the other standards.
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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);
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Why is a 3-way merge advantageous over a 2-way merge?
...e to the original), why can't it apply both changes serially in increasing order of files' timestamps? That is: It starts off with my friend's committed copy taking it to be the (new) original (with the line addition at the top) and then, on top of it, applies my local changes (line deletion at the ...
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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What is the difference between indexOf() and search()?
...you to match against more sophisticated patters, case-insensitive strings, etc., while indexOf (one description here) simply matches a literal string. However, indexOf also allows you to specify a beginning index.
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Double not (!!) operator in PHP
...for any true value (numbers other than zero, non-empty strings and arrays, etc.) you will get the boolean value TRUE, and for any false value (0, 0.0, NULL, empty strings or empty arrays) you will get the boolean value FALSE.
It is functionally equivalent to a cast to boolean:
return (bool)$row;
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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 ...