app code snipets

diafter - dispatch after
@weakify(self);
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, $DELAY$ * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
    @strongify(self);
    NSLog(@"dispatch after");
    $END$
});

dthread - dispatch in a new thread
@weakify(self);
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
    @strongify(self);
    $END$
});


dtmain
@weakify(self);
dispatch_async(dispatch_get_main_queue(), ^{
    @strongify(self);
    $END$
});


donce - dispatch once
static dispatch_once_t onceToken;
@weakify(self);
dispatch_once(&onceToken, ^{
    @strongify(self);
    $END$
});

table_view_delegate - implement table view delegate and data source
#pragma mark UITableView delegate and source
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    return $ROW_HEIGHT$;
}

- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section {
    return $FOOTER_HEIGHT$;
}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {
    return $HEADER_HEIGHT$;
}

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return $NUMBER_OF_SECTIONS$;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return $NUMBER_OF_CELLS$;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"$CELL_REUSE_ID$"];
    return cell;
}

- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath {
    [self configureCell:cell atIndexPath:indexPath];
}

- (void)configureCell:(UITableViewCell *)cell atIndexPath:(NSIndexPath *)path {
    //TODO implement cell configuration
}

- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section {
    //TODO return footer view if need
    return nil;
}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
    //TODO return header view if need
    return nil;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    //TODO implement selectection action
}
#pragma mark ----------------------------------------------------------------------------------------------------------

block_local_var
returnType (^blockName)(parameterTypes) = ^returnType(parameters) {...};

block_prop
@property (nonatomic, copy, nullability) returnType (^blockName)(parameterTypes);

block_meth_param
block:(returnType (^nullability)(parameterTypes))blockName

block_typedef
typedef returnType (^TypeName)(parameterTypes);
TypeName blockName = ^returnType(parameters) {...};