[Solved] .= operator in perl

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[ad_1] The dot (.) is the concatenation operator in Perl. $string = $a_substring . $another_substring; Sometimes you want to concatenate text to the same variable. $string = $string . $some_extra_text; Most binary operators in Perl have an “assignment” version which simplifies code like this. So instead of: $total = $total + $line_value; You can just … Read more

[Solved] How to use shared preference to send data from activity to fragment?

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[ad_1] If you insist on shared preference use this code : To save the data private void saveSp(String key , String value){ PreferenceManager.getDefaultSharedPreferences(Context) .edit() .putString(key, value).apply(); } To get your data: PreferenceManager.getDefaultSharedPreferences(Context).getString(“string”, “default”) [ad_2] solved How to use shared preference to send data from activity to fragment?

[Solved] javascript function rules with multiple parameter braces

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[ad_1] I had to discern what you’re looking for not only from your question, but also from your comments. It looks like every string begins with ‘f’, and each empty bracket-pair appends an ‘o’. Finally, a non-empty bracket-pair appends its argument. I actually think this is a cool metaprogramming challenge. This should work: let f … Read more

[Solved] Can’t find issue with “Too many arguments for format” [closed]

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[ad_1] all you have to do is correct the %l(there is not such a specifier), you probably should have used %ld. char *buildStatus() { struct rusage *usage = malloc(sizeof(struct rusage)); int usageRet = getrusage(RUSAGE_SELF, usage); if (usageRet == -1) { perror(“RUSAGE fail”); exit(EXIT_FAILURE); } long unsigned cpuTime = (usage->ru_utime).tv_sec + (usage->ru_stime).tv_sec; long memUsed = get_memory_usage_linux(); … Read more

[Solved] builtins.TypeError TypeError

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[ad_1] You don’t need to pass category_name, you only need the category id. The category name should be contained in each of the item fetched from the database. You’re getting an error because cat_id is not defined when the function def getCategoryItems(category_name, cat_id) is called. I would suggest, however, if you want to really get … Read more

[Solved] How to commit a shell command via Java [closed]

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[ad_1] You can use like this (netstat is only dummy command. you can write whatever you want) ; String command = “cmd.exe /c start ” + “netstat”; Process child = Runtime.getRuntime().exec(command); after that you can get as data stream from child process. Or you can close the cmd also with child.destroy() method forexample. 1 [ad_2] … Read more

[Solved] Menu won’t increase in height [closed]

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[ad_1] So here is my answer. The problem is the background for your navigation. I would prefer a solution like this: .row .nav { line-height: 60px; background: black; } .row .menu a { line-height: 60px; } .row .menu .sub-menu { top: 56px; } Insert this into your CSS. This code is tested and works. Tell … Read more

[Solved] Powershell – what’s this line saying?

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[ad_1] Lets break apart this command $currentuserid = Get-WmiObject -Class win32_computersystem -ComputerName $workstation | Select-Object -ExpandProperty Username In powershell $ is the identifier for a variable. This means $currentuserid will equal the output of the last command in the pipe, In this case Select-Object. Also in powershell -whatever after a command is a parameter. The … Read more