Pod lib lint verification reported an error.pod –version 1.3.1unknown: Encountered an unknown error (/usr/bin/xcrun simctl list -j devices xcrun: error: unable to find utility “simctl”, not a developer tool or in PATH) during validation. Podspec file The reason is that xcode simulator cannot find the error report. The solution is:Gets the Xcode path. To obtain ..
Tag : objective-c
cocoapodsYes, it isrubyIt was written.rubymotionCan be used to doiOSDevelopment. Why?iOSAndrubyThere are so many sources, why notpythonNonode? Because the Mac’s operating system OS X (now it should be call..
appledeMacBook-Pro-3:~ apple$ pod setupSetting up CocoaPods master repo/The following is the error code/[! ] /usr/bin/git clonehttps://github.com/CocoaPods/Specs.gitmaster Cloning into ‘master’ …error: RPC failed; curl 56 SSLRead() return error -36fatal: The remote end hung up unexpectedlyfatal: early EOFfatal: index-pack failed The problem of network spee..
Listen to the Ruby community’s classmates talk about RubyMotion developing Mac, but are other languages suitable for developing Mac applications besides Ruby? Language is not a problem, is it? c can use GTK, C++ can use QT, JS can use node-webkit, java -&..
Gitcone, report an error. ssh: Could not resolve hostname 192.168.2.166:repositories: nodename nor servname provided, or not knownfatal: Could not read from remote repository. Please make sure you have the correct access rightsand the repository exists. 192.168.2.166 is a local area network, please make sure your computer and 192.168.2.166 are in the same local area network ..
#include <stdio.h> void f(void){ char a[8]; char b[8]; scanf(“%s”,a); scanf(“%s”,b); printf(“%s##%s##\n”,a,b); } int main(void){ f(); return 0; } Beginners of c languageAs mentioned above, I have defined two character arrays of length 8. But when I enter characters longer than 8, why can I still output normally?For example, if i enter “123123123 123123123″,pirntf comes out ..
How do you understand this line of code? static void * a = &a; See on AFN’s source code. static void *AFHTTPRequestSerializerObserverContext = &AFHTTPRequestSerializerObserverContext; In the AFURLRequestSerialization.h file, when serializing, use the.This style of code has been seen several times in other places. There is a similar problem in Zhihu, The answer isThis is a ..
How do you do unit tests for the C language project? What tools and frameworks are used? In addition, may I ask if there are any convenient unit testing techniques for using Clion IDE? RecommendCatch, please look directly at here first:Introduction to C++ Unit Testing _Catch Then your second question, how can Clion easily use ..
Want to achieve line-by-line reading from the last line to the first line of the txt file. Assuming there are 500 lines of data, each line needs to read about 200 characters, and the contents of txt file cannot be modified. Is it feasible to copy a string array line by line and then traverse ..
TabView is a custom View. there is a data tableView in it, but the data is displayed by breaking the point and then releasing the data. -(VTabView *)TabView { if (! _TabView) { _TabView = [[VTabView alloc]init]; _TabView.alpha = 0.5; _TabView.backgroundColor = [UIColor redColor]; _TabView.tab.backgroundColor = BACKCOLOUR; [_vpaas_client.glView addSubview:self.TabView]; [self.TabView mas_makeConstraints:^(MASConstraintMaker *make) { make.top.equalTo(50); make.right.equalTo(0); ..
I need to read 50 million double data from txt files and store them in the vector. At first, I thought that the io of the file might be too slow, so I used the file memory mapping to read all the file contents into memory as block, and then push_back into the vector one ..
I have a Class A:Defines a structure typedef struct { int sockfd; on_av_frame_cb av_frame_cb; on_av_frame_cb rtp_cb; on_error_cb error_cb; uint8_t *p_buf; uint8_t *v_buf; uint8_t *a_buf; int rtp_flag; }udp_client_t; Then I call in class b: static udp_client_t client; int jldv_create_client(int src_port,int port ,const char *dst_ip){ udp_client_t *udpClient = &client; assert(udpClient ! = NULL); const char *c_ip = ..