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C# List of objects, how do I get the sum of a property
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Another alternative:
myPlanetsList.Select(i => i.Moons).Sum();
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“User interaction is not allowed” trying to sign an OSX app using codesign
...ish agrawal!
Login your build user via the GUI and open Keychain Access. Select your signing private key, right-click, choose Get Info, change to the Access Control tab and select the "Allow all applications to access this item".
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How can I give the Intellij compiler more heap space?
...er give value -Xmx512m.
Intelij Setting Options
2). Go to Control Pannel Select View by :Large icons then Go to Java one promp window will appear with name java control pannel then go to java
Java VM Options
select view option.
java view options
In Java Run time Environment Setting pass Run tim...
How can I check that a form field is prefilled correctly using capybara?
...ld('Your name').value).to eq 'John'
EDIT: Nowadays I'd probably use have_selector
expect(page).to have_selector("input[value='John']")
If you are using the page object pattern(you should be!)
class MyPage < SitePrism::Page
element :my_field, "input#my_id"
def has_secret_value?(value)
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How is the default submit button on an HTML form determined?
...cus for any visual element yet will still cause the invisible button to be selected. To avoid this issue, simply set tabindex attributes accordingly and omit a tabindex attribute on the invisible submit button. While it may seem out of place to promote these styles to !important, they should preven...
Increase font size chrome console
...LETE - See @TinyJaguar's answer. You can now just use Command-+ if you've selected something in the developer console.
If you want to increase the font size in the Javascript console, you need some specific font sizes. It's a bit trickier than just setting the font size for source:
.source-code ...
jQuery Ajax POST example with PHP
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// setup some local variables
var $form = $(this);
// Let's select and cache all the fields
var $inputs = $form.find("input, select, button, textarea");
// Serialize the data in the form
var serializedData = $form.serialize();
// Let's disable the inputs for the dura...
Why is it a bad practice to return generated HTML instead of JSON? Or is it?
...l the response data at once. For example, I have a series of three chained selects, where the selected value of one determines which values are going to be used for populating the second, and so on.
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PDO's query vs execute
... multiple times. Example of prepared statements:
$sth = $dbh->prepare('SELECT name, colour, calories FROM fruit
WHERE calories < :calories AND colour = :colour');
$sth->bindParam(':calories', $calories);
$sth->bindParam(':colour', $colour);
$sth->execute();
// $calories or $color...
Why would I want stage before committing in Git?
...kson in your example, what's the difference between the stage+commit and a selective commit? I don't see any difference.
– Eugenio
Apr 29 '16 at 11:02
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