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下载代码块图像、导入代码块 · App Inventor 2 中文网
...从文档拖放到 App Inventor 中：
当然，这种图像被应用到网页中，也可以直接从网页上拖入，也能还原代码块：
切换 目录 关注 我们 关注我，不迷路 ...
App Inventor 2 列表显示框能否实现多选功能？ - App Inventor 2 中文网 - ...
...的界面都能应用到App中，也就是说这里实际上就是写HTML网页界面和AppInventor进行交互实现，需要有网页开发的基础。
这种多选功能有现成的实现，不过是收费的，12美刀。
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Gcc error: gcc: error trying to exec 'cc1': execvp: No such file or directory
I have been successfully using gcc on Linux Mint 12. Now I am getting an error. I have recently been doing some .so builds and installed Clang not to long ago, but have successfully compiled since both of those events, so not sure what has changed. I used the GUI Software Manager to remove and then ...
Export database schema into SQL file
...collation_name IS NOT NULL THEN 1 ELSE 0 END AS IsCharColumn
,cc.definition
from (select schema_id,object_id,name from sys.views union all select schema_id,object_id,name from sys.tables)t
--sys.tables t
join sys.schemas s on t.schema_id=s.schema...
How to make a SIMPLE C++ Makefile
... Trivial Makefile
Suppose that you have a directory containing: tool tool.cc tool.o support.cc support.hh, and support.o which depend on root and are supposed to be compiled into a program called tool, and suppose that you've been hacking on the source files (which means the existing tool is now o...
C++ code file extension? .cc vs .cpp [closed]
I have seen C++ code saved as both .cc and .cpp files. Is there a difference between the two?
17 Answers
...
Difference between CC, gcc and g++?
What are the difference between the 3 compilers CC, gcc, g++ when compiling
C and C++ code in terms of assembly
code generation, available libraries, language features, etc.?
...
MD5 algorithm in Objective-C
...tions.h"
#import <CommonCrypto/CommonDigest.h> // Need to import for CC_MD5 access
@implementation NSString (MyAdditions)
- (NSString *)md5
{
const char *cStr = [self UTF8String];
unsigned char result[CC_MD5_DIGEST_LENGTH];
CC_MD5( cStr, (int)strlen(cStr), result ); // This is the...
Example JavaScript code to parse CSV data
...function(r, c, v) { return v; };
var chars = csv.split(''), c = 0, cc = chars.length, start, end, table = [], row;
while (c < cc) {
table.push(row = []);
while (c < cc && '\r' !== chars[c] && '\n' !== chars[c]) {
start = e...
How do I use grep to search the current directory for all files having the a string “hello” yet disp
...r any and all files containing the string "hello" and display only .h and .cc files?
8 Answers
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