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How to split a sequence into two pieces by predicate?
...predicate to split a list in two: span.
The first one, partition will put all "true" elements in one list, and the others in the second list.
span will put all elements in one list until an element is "false" (in terms of the predicate). From that point forward, it will put the elements in the sec...
How do I decode a base64 encoded string?
...t the same method can be used for both encrypting and decrypting the text. All you have to do is reverse m0001cd:
string p0 = Encoding.UTF8.GetString(Convert.FromBase64String("OBFZDT..."));
string result = m000493(p0, "_p0lizei.");
// result == "gaia^unplugged^Ta..."
with return m0001cd(build...
submitting a GET form with query string params and hidden params disappear
...the question mark and the parameters, and then cross one's fingers to hope all browsers would leave that URL as it (and validate that the server understands it too). But I'd never rely on that.
By the way: it's not different for non-hidden form fields. For POST the action URL could hold a query stri...
How to convert JSON to CSV format and store in a variable
... Worth noting that this escapes strings in quotes using \" which allows some fields to "pop out" of their column when viewed in Excel (which seems to prefer "" as an escape character for quotes). This can be solved by adding .replace(/\\"/g, '""') to the end of JSON.stringify(row[fieldName...
Do regular expressions from the re module support word boundaries (\b)?
...;> x = 'one two three'
>>> y = k.search( x)
>>> y
<_sre.SRE_Match object at 0x100418850>
Also forgot to mention, you should be using raw strings in your code
>>> x = 'one two three'
>>> y = re.search(r"\btwo\b", x)
>>> y
<_sre.SRE_Match obj...
How to use range-based for() loop with std::map?
...
Each element of the container is a map<K, V>::value_type, which is a typedef for std::pair<const K, V>. Consequently, in C++17 or higher, you can write
for (auto& [key, value]: myMap) {
std::cout << key << " has value " << value << std:...
Get week of year in JavaScript like in PHP
...light saving was observed and years where 1 Jan was Friday. Fixed by using all UTC methods. The following returns identical results to Moment.js.
/* For a given date, get the ISO week number
*
* Based on information at:
*
* http://www.merlyn.demon.co.uk/weekcalc.htm#WNR
*
* Algor...
Application auto build versioning
... :) by default it compiles with -ldflags "-Xmain.VERSION x.x.x -Xmain.BUILD_DATE CurrentDateInISO8601", but you can configure those variable names if you like. See github.com/laher/goxc ... (disclaimer: I wrote goxc)
– laher
Nov 14 '13 at 20:51
...
ImageView - have height match width?
...gt;
See here
Deprecated:
According to this post by Android Developers, all you need to do now is to wrap whatever you want within a PercentRelativeLayout or a PercentFrameLayout, and then specify its ratios, like so
<android.support.percent.PercentRelativeLayout
android:layout_width="ma...
Virtual/pure virtual explained
... when a virtual function is overridden the most-derived version is used at all levels of the class hierarchy, rather than just the level at which it was created. Therefore if one method of the base class calls a virtual method, the version defined in the derived class will be used instead of the ver...