大约有 40,000 项符合查询结果（耗时：0.0659秒） [XML]
“sending 'const NSString *' to parameter of type 'NSString *' discards qualifiers” warning
...ion/Foundation.h>
@interface Constants : NSObject
extern NSString *APP_STATE_LOGGED_IN;
extern NSString *APP_STATE_LOGGED_OUT;
@end
// Constants.m
#import <Foundation/Foundation.h>
#import "Constants.h"
@implementation Constants
NSString *APP_STATE_LOGGED_IN = @"APP_STATE_LOGGED_IN";
...
PyPy — How can it possibly beat CPython?
...ification and implementation
aspects. We call this the RPython toolchain_.
a compliant, flexible and fast implementation of the Python_
Language which uses the above toolchain to enable new advanced
high-level features without having to encode the low-level
details.
By sep...
How to capitalize the first letter in a String in Ruby
...рия.
If you're using Rails there's an easy workaround:
"мария".mb_chars.capitalize.to_s # requires ActiveSupport::Multibyte
Otherwise, you'll have to install the unicode gem and use it like this:
require 'unicode'
Unicode::capitalize("мария") #=> Мария
Ruby 1.8:
Be sure...
Twitter image encoding challenge [closed]
...3, 10, 11, 1000, 1000. I also commented out the first definition of number_assigned and codes, and uncommented out the last definitions of them to select the CJK Unified character set.
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rmagick gem install “Can't find Magick-config”
... PATH variable with additional path to ImageMagick lib.
PATH="/usr/lib/x86_64-linux-gnu/ImageMagick-6.8.9/bin-Q16:$PATH"
then run gem install rmagick
source of solution
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Add a CSS class to
...
<%= f.submit 'name of button here', :class => 'submit_class_name_here' %>
This should do. If you're getting an error, chances are that you're not supplying the name.
Alternatively, you can style the button without a class:
form#form_id_here input[type=submit]
Try that,...
How do I know which version of Javascript I'm using?
...es my browser's JavaScript/JSscript engine conform to".
For IE :
alert(@_jscript_version); //IE
Refer Squeegy's answer for non-IE versions :)
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...
C read file line by line
...ppet involving the getline() function (see the manual page here):
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE * fp;
char * line = NULL;
size_t len = 0;
ssize_t read;
fp = fopen("/etc/motd", "r");
if (fp == NULL)
exit...
Could not load file or assembly 'System.Web.Mvc'
...heck the MVC related check boxes in the following dialog.
This creates a '_bin_deployableAssemblies' folder in the project which contains all the .dll files mentioned in other answers. I believe these get copied to the bin folder when creating a deployment package.
...
How SID is different from Service name in Oracle tnsnames.ora
...e as SID
and you can also give it any other
name you want.
SERVICE_NAME is the new feature from
oracle 8i onwards in which database
can register itself with listener. If
database is registered with listener
in this way then you can use
SERVICE_NAME parameter in tnsnames.ora
othe...