To understand what is happening under the hood you must understand the pointer and value semantics of for range construct in go. It is clearly explained in this ardan labs article emails := []string{“a”, “b”} CCEmails := []*string{} for _, cc := range emails { p := &cc fmt.Println(cc, p) CCEmails = append(CCEmails,&cc) } The … Read more
Finally a solution provide by @Rizier123 if(!preg_match(“https://wordpress.stackexchange.com/” . preg_quote($citation_string, “https://wordpress.stackexchange.com/”) . “https://wordpress.stackexchange.com/”, $footer_contents)) @Rizier123 say : The problem are the slashes in your pattern, just use preg_quote() to escape them, e.g. so the code will be like this : add_action(‘template_redirect’, ‘foobar_explode_if_no_citation’); function foobar_explode_if_no_citation(){ #Get the absolute server path to footer.php $footer_path = locate_template(‘footer.php’); #Store the … Read more
This is how you can achieve it in CSS. .wrapper{ width: 100px; height: 100px; border-radius: 50%; border: 3px solid black; overflow: hidden; } .one{ display: inline-block; background-color: green; height: 100px; width:50px; border-right: 2px solid black; } .two{ display: inline-block; background-color: white; height: 100px; width:50px; } <div class=”wrapper”> <div class=”one”></div> <div class=”two”></div> </div> solved Need css … Read more
To get the number entered as a double, you would use double.TryParse Google here to convert “x” into “t” and then act on it somehow. If you want something more specific, you need to share what you’re trying to do (expected input/expected output). Your English “how much of numbers are Entered” is not clear. static … Read more
Your problem is that: reduce(“baab”) = ‘b’ + reduce(“aab”) = ‘b’ + reduce(“b”) = ‘b’ + ‘b’ = “bb” You only look at your first character until you can’t immediately remove it anymore. Then you never look at it again, even if at some point afterwards you actually could remove it. I suppose you could … Read more
Terminology correction: one thread may create another thread, not fork, which is usually used to mention one process forking another. No, a thread has no way to get another thread’s identifier. On Linux, you can check if gettid() == getpid() to find if it’s the main thread. Solaris has thr_main() to identify if the caller … Read more
Check the comma as @MosesKoledoye said, the book has: # 1. The files and directories to be backed up are # specified in a list. # Example on Windows: # source = [‘”C:\\My Documents”‘, ‘C:\\Code’] # Example on Mac OS X and Linux: source = [‘/Users/swa/notes’] # Notice we had to use double quotes inside … Read more
You are catching InputMismatchException but typing a letter instead of a number raise a NumberFormatException. You can use a generic catchexception: try { } catch(Exception e){ //<– Generic exception } Or use multiple catch block: try { } catch(InputMismatchException | NumberFormatException e ){ //<– Multiple exceptions } Updated to explain why InputMismatchException doesn’t work: That’s … Read more
It is best to base yourself on RecyclerView to dynamically change those “Cards” And if you want to add an ImageView within those “Cards”, use a CardView to do it. That’s pretty much what you need. To further answer your question, you can have a random color generator in order to dynamically create those “Cards”. … Read more
You should assign result of replacement: var res = variable. Replace(“\\”, “https://stackoverflow.com/”); // you need “\\” because “\” is escape symbol. or var res = variable.Replace(@”\”, “https://stackoverflow.com/”); 3 solved Replace all blackslashes with forward slash [duplicate]
Yes it is, but it requires implementation changes both from the client side and server side. You need to define one offset , suppose 25, which means at once on first server call 25 items will be fetched and loaded in the adapter . Now the second part is like this : You start scrolling … Read more
Firstly, both your input and output JSON are syntactically invalid: they are missing outer braces { and }. For the remainder of this answer, I’m going to assume this is a typo in the question. Assuming you have not done so already, you could install json.net as shown here and then use LINQ to JSON … Read more
Raize Components has a TRzDbComboBox where you have separate lists for Items and Values. From the help: The TRzDBComboBox does support a Values property, which can be used to define a list of associated values to be stored in the selected database field instead of the string values maintained in the Items list. For example, … Read more
class Menu extends React.Component { render() { // you can use this.props.history anywhere in the class const { history } = this.props; return <AppBar>…</AppBar> } } export default withRouter(Menu); solved React stateless functional component to class Component
You can use String format for this. String format = “%-10s |%10s |%10s |%10s |%10s\n”; System.out.printf(format, values[0], values[1], values[2], values[3], values[4]); above code will give the expected result. EDIT: Using StringUtils for formatting. String result = StringUtils.EMPTY; result = StringUtils.center(values[0], 10) + ‘|’ + StringUtils.center(values[1], 10) + ‘|’+ StringUtils.center(values[2], 15) + ‘|’ + StringUtils.center(values[3], 15) … Read more