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How do I change column default value in PostgreSQL?
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Creating a config file in PHP
...nfo (to avoid showing info you don't want to show like database connection string). Call it say get_app_info.php :
<?php
$configs = include('config.php');
echo json_encode($configs->app_info);
?>
The above assuming your config.php contains an app_info parameter:
<?php
retu...
Checking a Python module version at runtime
... edited Aug 29 '14 at 17:48
sid16rgt
66655 silver badges1414 bronze badges
answered Feb 8 '11 at 22:54
Enig...
Can I add comments to a pip requirements file?
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Precedence and bitmask operations
...
Well, consider a more common example: the ternary operator, PHP has it backwards, making it different than all other languages. Ref: phpsadness
– Alvin Wong
Feb 24 '14 at 10:38
...
Facebook Like Button - how to disable Comment pop up?
...
Simplest fix to hide the comment box after Facebook Like (XFBML version not the iframe one) is as given:
.fb_edge_widget_with_comment span.fb_edge_comment_widget iframe.fb_ltr {
display: none !important;
}
Put the CSS style in any of y...
Capturing mobile phone traffic on Wireshark
...
Here are some suggestions:
For Android phones, any network: Root your phone, then install tcpdump on it. This app is a tcpdump wrapper that will install tcpdump and enable you to start captures using a GUI. Tip: You will need to make sure you supply the right i...
What is “android:allowBackup”?
... a particular issue. For example, the issue related to allowBackup has the id AllowBackup (shown at the end of the error message), so the fuller explanation is:
$ ./lint --show AllowBackup
AllowBackup
-----------
Summary: Ensure that allowBackup is explicitly set in the application's
manifest
Prio...
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
I have a JavaScript widget which provides standard extension points. One of them is the beforecreate function. It should return false to prevent an item from being created.
...
Android SQLite: nullColumnHack parameter in insert/replace methods
The Android SDK has some convenience methods for manipulating data with SQLite. However both the insert and replace methods use some nullColumnHack parameter which usage I don't understand.
...