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In Ruby how do I generate a long string of repeated text?
...ts. It certainly could (for example, automatically making a best-effort to convert the argument to a FixNum) but the language designers decided against embracing Ruby's Perlish inspirations too fully.
– FMc
Jan 15 '17 at 2:12
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How to toggle a value in Python
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The not operator negates your variable (converting it into a boolean if it isn't already one). You can probably use 1 and 0 interchangeably with True and False, so just negate it:
toggle = not toggle
But if you are using two arbitrary values, use an inline if:
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form serialize javascript (no framework)
...If conformance is required, a regular expression can be used at the end to convert "%20" to "+" before transmission.
– RobG
Jul 26 '12 at 1:56
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Why does pycharm propose to change method to static
The new pycharm release (3.1.3 community edition) proposes to convert the methods that don't work with the current object's state to static.
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How to store a dataframe using Pandas
...at you keep the pandas table in memory as you edit and reload your script.
convert the csv to an HDF5 table
updated use DataFrame.to_feather() and pd.read_feather() to store data in the R-compatible feather binary format that is super fast (in my hands, slightly faster than pandas.to_pickle() on num...
Xcode Debugger: view value of variable
...f NSDictionary variable in Xcode debugger?
I also use
po variableName
print variableName
in Console.
In your case it is possible to execute
print [myData objectAtIndex:indexPath.row]
or
po [myData objectAtIndex:indexPath.row]
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How do I space out the child elements of a StackPanel?
...n case you would want to re-use the margin between two containers, you can convert the margin value to a resource in an outer scope, f.e.
<Window.Resources>
<Thickness x:Key="tbMargin">0,10,0,0</Thickness>
</Window.Resources>
and then refer to this value in the inner s...
How to make an AJAX call without jQuery?
...error...
});
If you need to load a json file you can use JSON.parse() to convert the loaded data into an JS Object.
You can also integrate req.responseType='json' into the function but unfortunately there is no IE support for it, so I would stick with JSON.parse().
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Cron jobs and random times, within given hours
...ashscript:
#!/bin/bash
maxdelay=$((14*60)) # 14 hours from 9am to 11pm, converted to minutes
for ((i=1; i<=20; i++)); do
delay=$(($RANDOM%maxdelay)) # pick an independent random delay for each of the 20 runs
(sleep $((delay*60)); /path/to/phpscript.php) & # background a subshell to...
Razor View Engine : An expression tree may not contain a dynamic operation
...s was my problem. If you're not watching carefully, Visual Studio tends to convert what you're typing into the capital "M". It's really irritating.
– RobbieE
Jan 24 '17 at 12:43
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