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When to use inline function and when not to use it?
...inline functions, inline functions that recurse or not depending on input, etc., makes it impossible to guarantee that every call of an inline function is actually inlined. The degree of cleverness of a compiler cannot be legislated, so one compiler might generate 720, another 6 * fac(5), and yet an...
C read file line by line
...har * line = NULL;
size_t len = 0;
ssize_t read;
fp = fopen("/etc/motd", "r");
if (fp == NULL)
exit(EXIT_FAILURE);
while ((read = getline(&line, &len, fp)) != -1) {
printf("Retrieved line of length %zu:\n", read);
printf("%s", line);
}
f...
Hidden Features of VB.NET?
... it's also a great way to specify multi-line strings (hugs SQL statements, etc.).
– Heinzi
Dec 27 '09 at 19:41
Inline ...
How to store arbitrary data for some HTML tags
...our tags, or do pretty much anything else, data will stay attached, copied etc.
The only problem is that you cannot store non-serializable objects that way, and there might be limits if you put something really huge there.
A second way is to use fake attributes like: <a articleid='5' href="lin...
AngularJs $http.post() does not send data
...AngularJS as to why the
$http service shorthand functions ($http.post(), etc.) don’t appear to
be swappable with the jQuery equivalents (jQuery.post(), etc.)
The difference is in how jQuery and AngularJS serialize and transmit the data. Fundamentally, the problem lies with your server lan...
demystify Flask app.secret_key
...he event, discard the cookie, issue a fresh one, redirect to a login page, etc.
>>> if not good_cookie:
... security_log(cookie)
Hash-based Message Authentication Code (HMAC)
The type of signature generated above that requires a secret key to ensure the integrity of some contents is...
Copy constructor for a class with unique_ptr
...lt in? It would be nice to not have to create our custom copy constructors etc. for classes that uses these smart pointers, when we want the deep copy behavior, which is often the case. Just wondering.
– shadow_map
Jul 27 '16 at 5:35
...
AtomicInteger lazySet vs. set
... "lazySet" method to the Atomic classes
(AtomicInteger, AtomicReference, etc). This is a niche
method that is sometimes useful when fine-tuning code using
non-blocking data structures. The semantics are
that the write is guaranteed not to be re-ordered with any
previous write, but may be r...
Data binding to SelectedItem in a WPF Treeview
...backing store for SelectedItem. This enables animation, styling, binding, etc...
public static readonly DependencyProperty SelectedItemProperty =
DependencyProperty.RegisterAttached("SelectedItem", typeof(object), typeof(TreeViewHelper), new UIPropertyMetadata(null, SelectedItemChanged)...
Get content uri from file path in android
... String filePath = imageFile.getAbsolutePath();
Cursor cursor = context.getContentResolver().query(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
new String[] { MediaStore.Images.Media._ID },
MediaStore.Images.Media.DATA + "=? ",
new String[] { filePath }, null);
if (curs...