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PDO mysql: How to know if insert was successful

... No more like this, $value = $stmt->execute(); if($value){//true}else{//false} – Ólafur Waage Jun 3 '11 at 8:40 23 ...
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Ternary operation in CoffeeScript

...everything is an expression, and thus results in a value, you can just use if/else. a = if true then 5 else 10 a = if false then 5 else 10 You can see more about expression examples here. share | ...
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How do I prompt a user for confirmation in bash script? [duplicate]

... read -p "Are you sure? " -n 1 -r echo # (optional) move to a new line if [[ $REPLY =~ ^[Yy]$ ]] then # do dangerous stuff fi I incorporated levislevis85's suggestion (thanks!) and added the -n option to read to accept one character without the need to press Enter. You can use one or both o...
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IsNothing versus Is Nothing

...for or against using IsNothing as opposed to Is Nothing (for example, If IsNothing(anObject) or If anObject Is Nothing... )? If so, why? ...
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gradle build fails on lint task

...nd Gradle Android Plugin 0.7. Yesterday I've added Jake Wharton's ButterKnife library in my gradle build script: 10 Answe...
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Create a .txt file if doesn't exist, and if it does append a new line

I would like to create a .txt file and write to it, and if the file already exists I just want to append some more lines: 1...
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Switch statement for greater-than/less-than

...------ 1.0 time 37ms 73ms 68ms 184ms 73ms 21ms if-immediate 1.0 1.0 1.0 2.6 1.0 1.0 if-indirect 1.2 1.8 3.3 3.8 2.6 1.0 switch-immediate 2.0 1.1 2.0 1.0 2.8 1.3 switch-range ...
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How do I find out if the GPS of an Android device is enabled

...ger = (LocationManager) getSystemService( Context.LOCATION_SERVICE ); if ( !manager.isProviderEnabled( LocationManager.GPS_PROVIDER ) ) { buildAlertMessageNoGps(); } private void buildAlertMessageNoGps() { final AlertDialog.Builder builder = new AlertDialog.Builder(this); ...
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What command means “do nothing” in a conditional in Bash?

... here, I want Bash to do nothing when $a is greater than "10", print "1" if $a is less than "5", otherwise, print "2": ...
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In Jinja2, how do you test if a variable is undefined?

... From the Jinja2 template designer documentation: {% if variable is defined %} value of variable: {{ variable }} {% else %} variable is not defined {% endif %} share | ...