[Solved] Perl to PHP equivalent: extract strings with regex

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This code will do as you ask. It uses preg_match_all as simbabque described <?php $html=”<tr class=”aaa”><td class=”bbb”>221.86.2.163</td><td>443</td><td><div><span class=”ccc”></span> example <span> example</span></div></td></tr><tr class=”aaa”><td class=”bbb”>221.86.2.163</td><td>443</td><td><div><span class=”ccc”></span> example <span> example</span></div></td></tr>”; preg_match_all(‘|td class=”bbb”>([\d.]+)</td><td>(\d+)</td>|’, $html, $out, PREG_SET_ORDER); foreach ( $out as $item ) { echo “$item[1]:$item[2]\n”; } ?> output 221.86.2.163:443 221.86.2.163:443 9 solved Perl to PHP equivalent: extract strings with … Read more

[Solved] Method Calling with Time of 2 Seconds

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Based on your response in comments, I think you want your timer event handler to be something like this: // Declared at class scope private int whichMethod = 1; private void timer1_Tick(object sender, EventArgs e) { if (whichMethod == 1) { method1(); whichMethod = 2; } else { method2(); whichMethod = 1; } } That … Read more

[Solved] Convert Swift 2 code to Swift 3

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Does this work? let size = text.boundingRect(with: CGSize(width: view.frame.width – 26, height: 2000), options: NSStringDrawingOptions.usesFontLeading.union(.usesLineFragmentOrigin), context: nil).size 2 solved Convert Swift 2 code to Swift 3

[Solved] How to use re.findall to get the url string? [closed]

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re.findall(r”‘https://.*?'”, part_of_html) re.findall(pattern, string, flags=0) Return all non-overlapping matches of pattern in string, as a list of strings. The string is scanned left-to-right, and matches are returned in the order found. If one or more groups are present in the pattern, return a list of groups; this will be a list of tuples if the … Read more

[Solved] Finding a string element in an array C++

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Your problem is that your return – 1 should be after for loop. When you check whether your string is somewhere in your array you do it only one time, because of the fact that after an if statement the program sees return – 1 which means “oh I should exit the function now and … Read more

[Solved] Pyramid asterisk in PHP

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You might want to check out some of the string functions: <?php for ($i = 5; $i > 0; $i–) { echo str_repeat(‘ ‘, 5 – $i).str_repeat(‘*’,$i).PHP_EOL; } for ($i = 5; $i > 0; $i–) { echo str_pad(str_repeat(‘*’,$i),5,’ ‘,STR_PAD_LEFT).PHP_EOL; } This runs on the command line, like so: php filename.php 0 solved Pyramid asterisk … Read more

[Solved] Creating a second instance of an object changes whole class behavior (C++)

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WayPointStack wps = *(new WayPointStack()); must be WayPointStack wps; because it is enough and that removes the memory leak In WPCommand WayPointStack::GetNextWP() { … return *(new WPCommand(_END, 10000)); } you create an other memory leak, may be do not return the element but its address allowing you to return nullptr on error ? /*const ?*/ … Read more

[Solved] Group checkboxes in JSFiddle: Part2 [closed]

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Register a callback which will check whether all the checkboxes in the current group is checked or not $(‘input[id^=checkall]’).click(function(){ $(this).closest(‘fieldset’).find(‘input’).not(this).prop(‘checked’,this.checked); }); $(‘:checkbox’).not(‘[id^=checkall]’).click(function(){ var all = $(this).closest(‘fieldset’).find(‘[id^=checkall]’); var chks = $(this).closest(‘fieldset’).find(‘input’).not(all); all.prop(‘checked’, chks.length == chks.filter(‘:checked’).length); }) Demo: Fiddle solved Group checkboxes in JSFiddle: Part2 [closed]

[Solved] C++ How to search files in a directory with certain name? [closed]

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Now you can get file names. Just compare a file name. while ((dirp = readdir(dp)) != NULL) { std::string fname = dirp->d_name; if(fname.find(“abc”) != std::string::npos) files.push_back(fname); } Also you can use scandir function which can register filter function. static int filter(const struct dirent* dir_ent) { if (!strcmp(dir_ent->d_name, “.”) || !strcmp(dir_ent->d_name, “..”)) return 0; std::string fname … Read more

[Solved] How do I convert a SQL server timestamp to an epoch timestamp? [duplicate]

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You can do it using DATEDIFF function like below : select DATEDIFF(s, ‘1970-01-01 00:00:00’, ‘2017-11-20 23:12:02.000’) as EpochTimeStamp Output : EpochTimeStamp ————– 1511219522 You know already how can we get back the original date : SELECT DATEADD(ss, 1511219522, ‘19700101’) as OriginalDate OriginalDate ———————– 2017-11-20 23:12:02.000 solved How do I convert a SQL server timestamp to … Read more

[Solved] Boolean in Mutator Method

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You’ll have to change the return type of your setter: public boolean setHeight(int newHeight) { if (1<=height && height<=10) { height = newHeight; return true; } else { return false; } } 4 solved Boolean in Mutator Method