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Installing Latest version of git in ubuntu
...ssue in a VM behind a proxy. I resolved it with the following two steps:
Set up proxy environment variables
export http_proxy=http://<user>:<pwd>@<proxy_url>:<port_number>
export https_proxy=http://<user>:<pwd>@<proxy_url>:<port_number>
Run the add...
How to remove all of the data in a table using Django
...instance's delete method is called, while with the delete call on the QuerySet it isn't.
– alxs
Jun 19 '18 at 12:30
add a comment
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...
SQLAlchemy IN clause
...elow:
id_list = [1, 2, 3, 4, 5] # in most case we have an integer list or set
s = text('SELECT id, content FROM myTable WHERE id IN :id_list')
conn = engine.connect() # get a mysql connection
rs = conn.execute(s, id_list=tuple(id_list)).fetchall()
Hope everything works for you.
...
make iframe height dynamic based on content inside- JQUERY/Javascript
...t = "20px";. The default browser iframe height is 150px which is what "" resets it back to.
– philfreo
Oct 4 '16 at 15:49
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Checking if a key exists in a JavaScript object?
...I'm convinced that there are use cases for having properties intentionally set to undefined.
– Ates Goral
Jul 8 '09 at 16:12
172
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How do I dynamically change the content in an iframe using jquery?
...tions.length;
var iframe = $('#frame');
var i = 0;
setInterval(function () {
iframe.attr('src', locations[++i % len]);
}, 30000);
});
</script>
</head>
<body>
<iframe id="frame"></iframe>
</body>
<...
Adjusting the Xcode iPhone simulator scale and size [duplicate]
...imulator, you can pick & drag any corner of simulator to resize it and set according to your requirement.
Look at this snapshot.
Note: With Xcode 9.1+, Simulator scale options are changed.
Keyboard short-keys:
According to Xcode 9.1+
Physical Size ⌘ 1 command + 1
Pixel Acc...
Get pandas.read_csv to read empty values as empty string instead of nan
... can read your csv with empty cells interpreted as empty strings by simply setting keep_default_na=False:
pd.read_csv('test.csv', keep_default_na=False)
This issue is more clearly explained in
More consistent na_values handling in read_csv · Issue #1657 · pandas-dev/pandas
That was fixed on...
jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
...n alternatively disable JavaScript source maps completely for now, in your settings. This is a fine choice if you never plan on debugging JavaScript on this page.
Use the cog icon in the bottom right of the DevTools, to open settings, then:
...
Removing X-Powered-By
...
I think that is controlled by the expose_php setting in PHP.ini:
expose_php = off
Decides whether PHP may expose the fact that it is installed on the server (e.g. by adding its signature to the Web server header). It is no security threat in any way, but it makes ...