[Solved] Why are my strings changing unintentionally?

I suppose you have defined string type as: typdef char * string; In that case, change string newtext = text; /// Here, both point to same memory to string newtext = strdup(text); solved Why are my strings changing unintentionally?

[Solved] Display an alert visible if the user is using the web or not

Based on the link you’ve shared, if you want a popup over any desktop application through the browser, use the W3C Notification API. For example window.onload = function () { if (Notification.permission !== “granted”) Notification.requestPermission(); }; function notifyMe() { if (!Notification) { alert(‘Desktop notifications not available in your browser. Try Chromium.’); return; } if (Notification.permission … Read more

[Solved] r – merge is only working if I do it twice?

From the documentation of merge: If the columns in the data frames not used in merging have any common names, these have suffixes (“.x” and “.y” by default) appended to try to make the names of the result unique. If this is not possible, an error is thrown. Based on your names results before and … Read more

[Solved] Get Folder names into txt file in C# [closed]

Using Directory.GetDirectories to get all the folder name in specified directory, then traverse it and write to .txt file. The code snippet as following: string yol = “isimler.txt”; System.IO.StreamWriter zzz = new System.IO.StreamWriter(yol); string[] lines = Directory.GetDirectories(@”C:\”); foreach(string name in lines) zzz.WriteLine(name); zzz.Close(); 4 solved Get Folder names into txt file in C# [closed]

[Solved] OnClick button replacing fragment many times with FragmentTransaction, ignoring Tag

This line of code is misplaced: Fragment fragment = fm.findFragmentByTag(MAIN); You have it outside of the onClick() method, which means that the value of fragment is determined once (when you create/assign the OnClickListener) and then reused every time the button is clicked. Just move that line inside the onClick() method: @Override public void onClick(View view) … Read more

[Solved] Why should update Query condition fails

Use two variables to store the positioncolumn values of ids having 1 and 2. Then use a CASE expression to update the table accordingly. Query set @a := (select `position` from `your_table_name` where id = 1); set @b := (select `position` from `your_table_name` where id = 2); update `your_table_name` set `position` = ( case `id` … Read more

[Solved] Write array formatted to file

If you create the variable in config.php then it is loaded when you include the file in index.php like this: config.php <?php $config = [ ‘key1’ => ‘value1’, ‘key2’ => [ ‘subkey1’ => ‘value3’ ], ‘key3’ => ‘value4’ ]; ?> index.php include “config.php”; $value4 = $config[‘key3’]; // ‘value4’ made some assumptions because your question had … Read more

[Solved] Taking 1 specific item out of JSON response using Python

Consider a simplified example where your line of code >>> response=conn.getresponse() has retrieved the response from the server and saved it as an HTTPResponse object, and when you .read() the response you see a JSON string like this >>> responseData = response.read().decode(‘utf-8’) >>> responseData ‘{“day”: “Thursday”, “id”: 3720348749}’ You can use Python’s built-in JSON decoder … Read more

[Solved] Can’t install distlearn through a firewall

The rockspec code has a built-in, tacit requirement to use git protocol. From behind a firewall, one must use HTTPS. luarocks has no proxy environment variable to configure this from the command line, so the installation fails. Fortunately, there is a way to reconfigure git: sudo git config –global url.”https://”.insteadOf git:// This forces all git … Read more

[Solved] Android login showing error

Use this login.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { if (username.getText().toString().equals(“admin”) && password.getText().toString().equals(“admin”)) { Intent i = new Intent(Login.this, MainActivity.class); startActivity(i); } else { } } }); solved Android login showing error

[Solved] Please explain the difference in the printfs below

%x format specifier experts the argument to be of type unsigned int. In your case, printf(“%x\n”,(const uint8_t)0x0D); printf(“%x\n”,0x0D); arguments will be promoted (default promotion rule) to match the type, but in case of printf(“%x\n”,(const uint8_t *)0x0D); //supplying a pointer printf(“%x\n”,(uint8_t *)0x0D); //supplying a pointer You’ll invoke undefined behavior, as per C11, chapter ยง7.21.6.1 […] If … Read more