problem about modifier-Collection of common programming errors

12 years ago
admin
2 minutes

  • Holger Just
    ruby variable-assignment modifier
    Suppose I have this :item_one = Object.find(1) rescue item_one, value = [Object.first, true]This actually does not work. It returns this :syntax error, unexpected ‘=’, expecting $endDoes anyone know how to syntactically put multiple assignment in rescue modifier?Side note:Boris recommend setting up rescue statements this way :begini1 = Object.find 1 rescue NoMethodErrori1, v = Object.first, true end

  • Russell Cargill
    android loops foreach final modifier
    So when I iterate through my array list of Buttons I’m trying to set all of their onClickedListener()/onFocusChangedListener() but when it comes to modifying of altering the button in the array list it tells me it has to be final.Code:for(Button aBtn : menu_Buttons){aBtn.setOnFocusChangeListener(new OnFocusChangeListener(){@Overridepublic void onFocusChange(View arg0, boolean changed) {Log.i(“LC”, “focus changed”);if(changed){aBtn.setTextColor(Color.parseColor(“#FFFFFF”));Log.i(“LC”, “true”);}el

  • codaddict
    php regex warnings preg-match modifier
    I keep getting this error about 20 times in my wordpress blog about the same line of code. Here is the line of code that keeps getting the error.if ( preg_match( ‘/’ . $id_base . ‘-([0-9]+)$/’, $widget_id, $matches ) )$number = max($number, $matches[1]);What could be wrong?

  • e-satis
    php preg-replace modifier
    I keep getting this error:Warning: preg_match()[function.preg-match]: Unknownmodifier ‘t’ inD:\xampp\htdocs\administrator\components\com_smms\functions\plugin.phpon line 235on:$PageContent = preg_replace($result->module_pregmatch, ”, $PageContent);I do a var_dump on the $result->module_pregmatch and I get the following:string ‘/<title>(.*)</title>/Ui’ (length=23)string ‘/<meta[^>]*name=[“|\’]description[“|\’][^>]*content=[“|\’](.*)[“|\’]\s*\/>/Ui’ (length=77)string ‘/

  • fhonics
    php modifier
    <? php$Src = ‘images/pages/clients/logos/clnt_aljareera_img.jpg’;$pttn= ‘/&Src:’.$Src.’/’;$string=preg_replace($pttn,”,$string,1); ?>//output Error: Unknown modifier ‘p’ in

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