大约有 23,000 项符合查询结果（耗时：0.0279秒） [XML]
How to override and extend basic Django admin templates?
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{% block sidebar %}
{{block.super}}
<div>
<h1>Extra links</h1>
<a href="/admin/extra/">My extra link</a>
</div>
{% endblock %}
I've given a full example on how to use this template loader in a blog post on my website.
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Where does Console.WriteLine go in ASP.NET?
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One more little hint; if you are printing a formatted string, use Debug.Print instead of Debug.WriteLine to avoid an argument conflict (see social.msdn.microsoft.com/Forums/ar/Vsexpressvcs/thread/…).
– Nicholas Riley
Jan 9 '12 at 20:02
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Use C++ with Cocoa Instead of Objective-C?
...-runtime.h>
#include <iostream>
extern "C" int NSRunAlertPanel(CFStringRef strTitle, CFStringRef strMsg,
CFStringRef strButton1, CFStringRef strButton2,
CFStringRef strButton3, ...);
int main(int argc, char** argv)
{
id a...
How do you implement a class in C? [closed]
...n(Object *self);
/// Person.h
typedef struct Person {
Object obj;
char *name;
} Person;
int Person_init(Person *self, char *name);
int Person_greet(Person *self);
int Person_clean(Person *self);
/// Object.c
#include "object.h"
int Object_init(Object *self)
{
self->uuid = uuid_new...
Android screen size HDPI, LDPI, MDPI [duplicate]
... your emulator. 240 is hdpi, 160 is mdpi and below that are usually ldpi.
Extract from Android Developer Guide link above:
320dp: a typical phone screen (240x320 ldpi, 320x480 mdpi, 480x800 hdpi, etc).
480dp: a tweener tablet like the Streak (480x800 mdpi).
600dp: a 7” tablet (600x1024 mdpi)...
How to avoid variable substitution in Oracle SQL Developer with 'trinidad & tobago'
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this will work as you asked without CHAR(38):
update t set country = 'Trinidad and Tobago' where country = 'trinidad & '|| 'tobago';
create table table99(col1 varchar(40));
insert into table99 values('Trinidad &' || ' Tobago');
insert into table99 v...
(-2147483648> 0) returns true in C++?
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@RichardJ.RossIII - with clang you are probably getting a 64-bit-typed literal, since it was too big to fit in an int. OP's implementation may not have a 64-bit type.
– Carl Norum
Feb 4 '1...
How to monitor network calls made from iOS Simulator
...victl. This blog post has a nice writeup. Basically you do:
rvictl -s <iphone-uid-from-xcode-organizer>
Then you sniff the interface it creates with with Wireshark (or your favorite tool), and when you're done shut down the interface with:
rvictl -x <iphone-uid-from-xcode-organizer>
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Streaming video from Android camera to server
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I have hosted an open-source project to enable Android phone to IP camera:
http://code.google.com/p/ipcamera-for-android
Raw video data is fetched from LocalSocket, and the MDAT MOOV of MP4 was checked first before streaming. The live video is packed in FLV format, and can be played vi...
What is the best method of handling currency/money?
...tted number ("1234.00")
product.price.format displays a properly formatted string for the currency
If you need to send cents (to a payment gateway that wants pennies), product.price.cents.to_s
Currency conversion for free
s...