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How do you clear the focus in javascript?
...could just use a field that already exists on the page. Or create one just for the purpose and remove it again.
– Kevin Reid
Mar 26 '10 at 2:02
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How to shift a column in Pandas DataFrame
... I have to shift 100 columns in the same way, how can I make a for loop?
– Vincent Roye
Apr 11 '18 at 7:42
2
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Pretty-Print JSON in Java
...ow to shrink this statement to fewer lines if this is what you are looking for. public String prettifyJson(String json) { JsonElement jsonElement = new JsonParser().parse(json); return new GsonBuilder().setPrettyPrinting().create().toJson(jsonElement); }
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How to call a method after bean initialization is complete?
...e ApplicationContext load up. Is it ok, if I use MethodInvokingFactoryBean for this? Or we have a some better solution?
6 A...
What is the zero for string?
...lt initialization. Each
element of such a value is set to the zero value for its type: false
for booleans, 0 for integers, 0.0 for floats, "" for strings, and nil
for pointers, functions, interfaces, slices, channels, and maps.
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How to run a function when the page is loaded?
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@ᔕᖺᘎᕊ for the 'bubbles' property (which you do not have to include, I just fill in all booleans for good habit). There is also another boolean statement for 'cancelable' property, but it is not very useful since the above statement...
Prevent “overscrolling” of web page
In Chrome for Mac, one can "overscroll" a page (for lack of a better word), as shown in the screenshot below, to see "what's behind", similar to the iPad or iPhone.
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Get battery level and state in Android
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Here is a code sample that explains how to get battery information.
To sum it up, a broadcast receiver for the ACTION_BATTERY_CHANGED intent is set up dynamically, because it can not be received through components declared in manifests, only by explicitly registering for it with C...
Can regular expressions be used to match nested patterns? [duplicate]
...sion that matches a nested pattern that occurs an unknown number of times? For example, can a regular expression match an opening and closing brace when there are an unknown number of open/close braces nested within the outer braces?
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How to split a comma-separated value to columns
...i-statement TVF (very bad!) and a WHILE loop (even worse) together will perform awfully. Besides, this is a code-only answer and does not even solve the issue There are much better approaches around! For SQL-Server 2016+ look for STRING_SPLIT() (which does not carry the fragment's position, a huge f...