[ad_1] Nullable types can hold nulls. When type is nullable the question mark is set after it’s type: val str: String? = null Non-nullable types can’t hold nulls: val str: String = “some value” If we try to set null value to Non-nullable type, IDE will give an error and code will not be compiled: … Read more
[ad_1] There are multiple of packages available : Best one :moneyphp/money Alternatives : Torann/laravel-currency akaunting/money However, you can actually find these and some more on your own. If you do not find these from google search, packagist can be the place to search for a package using keyword like money, currency in this case and … Read more
[ad_1] Just set onClick in the XML, it’s much easier. android:onClick=”whatever” Then in your class, public void whatever(View v) { // Do your stuff } You do not need all this: button.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { image.setImageResource(R.drawable.player_pause); } }); 1 [ad_2] solved button.setOnClickListener not working
[ad_1] You are setting the query before you add the filter to the query string. // Get the results from the query $query->setQuery($sqlSelect) ->setParameter(‘startMonth’, $startMonth) ->setParameter(‘endMonth’, $endMonth); if (!empty($filter)) { $sqlSelect .= ‘AND LOG.VALUE LIKE :filter ‘; $query->setParameter(‘filter’, ‘%’.$filter.’%’); } You are setting the query to $sqlSelect and aftwards appending the filter part after setting … Read more
[ad_1] for ( a = line.getSize() – 1; a >= 0; a–); test(a, line); } You have a semicolon at the end of your for loop. What happens is that the for loop loops but never executes test. So a is set to -1 through the iterations then test is called. Get rid of the … Read more
[ad_1] You should be able to just use string concatenation with +. mfile.open ( accname + “.txt”); If you are not on c++ 11, then you probably need a C-style string. mfile.open ( (accname + “.txt”).c_str()); 5 [ad_2] solved C++ Probllem with output [closed]
[ad_1] You can set a program at startup like that: private void SetStartup() { RegistryKey rk = Registry.CurrentUser.OpenSubKey (“SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run”, true); rk.SetValue(“Notepad”, “c:\windows\notepad.exe”); } Now if you want to remove it then just edit the path slightly. rk.SetValue(“Notepad”, “c:\windows\notepad.exe_”); Later on if you want to reset it, just remove the underscore. 4 [ad_2] solved Disable startup … Read more
[ad_1] You might want to set a constant for extra key, to avoid typos or something that looks like A but typed in wrong language. Also it’s good to have constants for actions private static final String EXTRA_A = “A”; private static final String A_RESTORE = “restore”; private static final String A_CLOSE = “close”; I … Read more
[ad_1] if I count correctly, part 1 is 9 byte long right ? No, you are counting incorrectly. 0x0200000001 can fit into five bytes. One byte is represented by two hex digits. Hence, the bytes are 02 00 00 00 01. 1 [ad_2] solved confusing sizeof operator result
[ad_1] Parse error: syntax error, unexpected ‘function’ (T_FUNCTION) in /home/u610435277/public_html/wp-content/themes/zerif-lite/inc/jetpack.php on line 1 [duplicate] [ad_2] solved Parse error: syntax error, unexpected ‘function’ (T_FUNCTION) in /home/u610435277/public_html/wp-content/themes/zerif-lite/inc/jetpack.php on line 1 [duplicate]
[ad_1] you can parse like this: List<RidesData> ridesDatas; /* this is should be parcelable */ private void setupViewPager(ViewPager viewPager) { ViewPagerAdapter adapter = new ViewPagerAdapter(getSupportFragmentManager()); adapter.addFragment(FragmentAbout.newInstance(ridesDatas), “ABOUT”); adapter.addFragment(FragmentPointOfInterest.newInstance(ridesDatas),”POI”); viewPager.setAdapter(adapter); } and set constructure to each fragment like this: FragmentAbout.class public static FragmentAbout newInstance(List<RidesData> ridesDatas) { FragmentAbout fragmentAbout = new FragmentAbout(); Bundle arg = new Bundle(); … Read more
[ad_1] Try this…. for trigger CREATE TRIGGER insert_book ON [dbo].[Books] FOR INSERT AS insert into books (id_book,title) values(12,’book12′); PRINT ‘Insert Book’ GO 6 [ad_2] solved PL/SQL Triggers -firing question3
[ad_1] When you print the addresses of a and b, that forces the variables to actually have a memory address. Otherwise a value might be stored in a register, or not at all if never used. It is a very common optimization for compilers to transform const int a = 9; cout << a; into … Read more
[ad_1] JS and CSS are not your problem. Your images are absolutely gigantic. Most of them, even the thumbnail sized ones, are 3600px wide. Resize them down to the max size you’re going to need and save them for web with Photoshop or Gimp or some image editing app. If you want to further optimise … Read more
[ad_1] Ok, practically using a string or strings it is possible to declare: 1) Object fields: var obj = { “fi” : 42 }; obg[‘fi2’] = 43; 2) Functions: var sum3 = new Function(“arg1”, “arg2”, “return arg1 + arg2;”); 3) Anything, if you pass the string to eval and “use strict” is not on: var … Read more