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How to design a product table for many kinds of product where each product has many parameters
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Update 2019: The more I see people using JSON as a solution for the "many custom attributes" problem, the less I like that solution. It makes queries too complex, even when using special JSON functions to support them. It takes a lot more storage space to store JSON documents, versus storing in nor...
Getting JavaScript object key list
... if you extend Object.prototype, which you should not be doing anyway. For custom constructors, though, you are right.
– Sasha Chedygov
Oct 23 '10 at 8:02
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bootstrap button shows blue outline when clicked
...t-focus-ring-color;. Solved by overriding the outline property later in my custom CSS as follows:
.btn.active.focus, .btn.active:focus, .btn.focus, .btn:active.focus, .btn:active:focus, .btn:focus {
outline: 0;
}
share...
VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术
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<VisualStudioToolFile Name="Arm ASM" Version="8.00">
<Rules>
<CustomBuildRule
Name="Arm asm" DisplayName="Arm asm"
CommandLine="armasm -o "$(IntDir)/$(InputName).obj" [$Inputs] "
Outputs="$(IntDir)/$(InputName).obj"
FileExtensions="*.asm"
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Create a folder inside documents folder in iOS apps
... documentDirectoryPath = documentDirectoryPath {
// create the custom folder path
let imagesDirectoryPath = documentDirectoryPath.appending("/images")
let fileManager = FileManager.default
if !fileManager.fileExists(atPath: imagesDirectoryPath) {
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How to run a python script from IDLE interactive shell?
...4, you can now run a module with arguments. Use the new Run -> Run with Customized... command (shortcut Shift+F5) and a popup will open where you can supply your arguments. Unfortunately it doesn't remember them currently so you'll be pasting them with every run.
– Dan Nolan...
How to wrap text of HTML button with fixed width?
...would probably be to either drop the multi-line requirement or to create a custom button using e.g. divs and CSS, and adding some JavaScript to make it work as a button.
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improve this answer...
django syncdb and an updated model
... Note: I had problem using South for migrating models with a custom db backend (like django-mssql)
– Don
Apr 4 '11 at 7:32
1
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Replacing instances of a character in a string
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This should cover a slightly more general case, but you should be able to customize it for your purpose
def selectiveReplace(myStr):
answer = []
for index,char in enumerate(myStr):
if char == ';':
if index%2 == 1: # replace ';' in even indices with ":"
a...
What are the Dangers of Method Swizzling in Objective-C?
...on NSView (MyViewAdditions)
- (void)my_setFrame:(NSRect)frame {
// do custom work
[self my_setFrame:frame];
}
+ (void)load {
[self swizzle:@selector(setFrame:) with:@selector(my_setFrame:)];
}
@end
This works just fine, but what would happen if my_setFrame: was defined somewhere els...