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What does “Memory allocated at compile time” really mean?

...our code will increase the bin's size in a linear fashion. If the 1k is a string, of a thousand chars, which is declared like so const char *c_string = "Here goes a thousand chars...999";//implicit \0 at end and you then were to vim your_compiled_bin, you'd actually be able to see that string in...
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Convert integer into its character equivalent, where 0 => a, 1 => b, etc

... Assuming you want lower case letters: var chr = String.fromCharCode(97 + n); // where n is 0, 1, 2 ... 97 is the ASCII code for lower case 'a'. If you want uppercase letters, replace 97 with 65 (uppercase 'A'). Note that if n > 25, you will get out of the range of let...
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How to set HttpResponse timeout for Android in Java

...wer to include a manual DNS lookup with a custom timeout: //Our objective String sURL = "http://www.google.com/"; int DNSTimeout = 1000; int HTTPTimeout = 2000; //Get the IP of the Host URL url= null; try { url = ResolveHostIP(sURL,DNSTimeout); } catch (MalformedURLException e) { Log.d("I...
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How to convert a byte array to a hex string in Java?

...c final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray(); public static String bytesToHex(byte[] bytes) { char[] hexChars = new char[bytes.length * 2]; for (int j = 0; j < bytes.length; j++) { int v = bytes[j] & 0xFF; hexChars[j * 2] = HEX_ARRAY[v >>> 4]; ...
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How to run SQL script in MySQL?

...ssword="yourpassword" < "filepath" I use it this way because when you string it with "" you avoiding wrong path and mistakes with spaces and - and probably more problems with chars that I did not encounter with. With @elcuco comment I suggest using this command with [space] before so it tell...
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Binary Data in MySQL [closed]

...mysql_select_db("binary_data"); $data = mysql_real_escape_string(fread(fopen($form_data, "r"), filesize($form_data))); $result = mysql_query("INSERT INTO binary_data (description, bin_data, filename, filesize, filetype) ". "VALUES...
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How do I get user IP address in django?

How do I get user's IP in django? 11 Answers 11 ...
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Pointer to pointer clarification

...an address, it returns the object at that memory address. So when you do *ipp = ip2, what you are doing is *ipp get the object at the address held in ipp which is ip1 and then assign to ip1 the value stored in ip2, which is the address of j. Simply & --> Address of * --> Value at ...
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Test if remote TCP port is open from a shell script

...ard with alpine linux and ubuntu both. probably others. no need to install extra when you're remoted in and can't. thanks for this! I might add, nc host port -w 2 && echo it works – std''OrgnlDave Apr 10 '17 at 14:34 ...
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How do I redirect output to a variable in shell? [duplicate]

... on one line, but for readability... series | of | commands \ | \ ( read string; mystic_command --opt "$string" /path/to/file ) \ | \ handle_mystified_file Here is what it is doing and why it is important: Let's pretend that the series | of | commands is a very complicated series of piped comm...