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Converting JavaScript object with numeric keys into array
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It's actually very straight forward with jQuery's $.map
var arr = $.map(obj, function(el) { return el });
FIDDLE
and almost as easy without jQuery as well, converting the keys to an array and then mapping back the values with Arra...
Naming convention for unique constraint
...primary key and foreign key have commonly used and obvious conventions ( PK_Table and FK_Table_ReferencedTable , respectively). The IX_Table_Column naming for indexes is also fairly standard.
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How do you disable browser Autocomplete on web form field / input tag?
...t it both on the form, AND on the input element itself. That way you cover all the nonstandardness of browsers.
– AviD
Dec 13 '10 at 12:11
85
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Reducing the space between sections of the UITableView
... viewForHeaderInSection:(NSInteger)section {
return [[UIView alloc] initWithFrame:CGRectZero];
}
- (UIView*)tableView:(UITableView*)tableView
viewForFooterInSection:(NSInteger)section {
return [[UIView alloc] initWithFrame:CGRectZero];
}
Change the values accordingly...
Google Maps v3 - limit viewable area and zoom level
is it possible to limit Google map v3 to a certain area? I want to allow displaying only some area (e.g. a country) and disallow the user to slide elsewhere. Also I want to restrict the zoom level - e.g. only between levels 6 and 9. And I want to use all the base map types.
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Linux环境离线安装docker&docker-compose - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
Linux环境离线安装docker&docker-composelinux_docker_install一、docker离线安装1、下载docker离线安装包下载最新版本的 docker （或者选择自己想要安装的版本）到本地。1）docker下载地址：Docker版本下载 ||Docker-compose版本下载备注...
一、docker...
How to send SMS in Java
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if all you want is simple notifications, many carriers support SMS via email; see SMS through E-Mail
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How to scroll to the bottom of a UITableView on the iPhone before the view appears
...@ChamiraFernando this is the easiest way :)
– AITAALI_ABDERRAHMANE
Dec 15 '17 at 22:15
Note that it might make sense t...
SQLite - UPSERT *not* INSERT or REPLACE
...e columns in the table: ID, NAME, ROLE
BAD: This will insert or replace all columns with new values for ID=1:
INSERT OR REPLACE INTO Employee (id, name, role)
VALUES (1, 'John Foo', 'CEO');
BAD: This will insert or replace 2 of the columns... the NAME column will be set to NULL or the def...
How to check which version of v8 is installed with my NodeJS?
How is V8 installed along with NodeJs? What version is my current V8 engine?
12 Answers
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