Awk partial string match

So I’m trying to partially match strings in one field and then use that field with another field from a seperate file, Example of inputs – input1.txt: example/world example/forever input2.txt example123 example234 expected output.txt: example123/world example234/world example123/forever example234/forever So basically using AWK seperate input1.txt into 2 fields using – awk -F”/” which means for line…

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Tkinter Installation Issue

[email protected]:~/python_programs$ pip install Tkinter Collecting Tkinter Exception: Traceback (most recent call last): File “/usr/lib/python2.7/dist-packages/pip/basecommand.py”, line 215, in main status = self.run(options, args) File “/usr/lib/python2.7/dist-packages/pip/commands/install.py”, line 353, in run wb.build(autobuilding=True) File “/usr/lib/python2.7/dist-packages/pip/wheel.py”, line 749, in build self.requirement_set.prepare_files(self.finder) File “/usr/lib/python2.7/dist-packages/pip/req/req_set.py”, line 380, in prepare_files ignore_dependencies=self.ignore_dependencies)) File “/usr/lib/python2.7/dist-packages/pip/req/req_set.py”, line 554, in _prepare_file require_hashes File “/usr/lib/python2.7/dist-packages/pip/req/req_install.py”, line 278, in…

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htop shows Ubuntu has up to 1.3GB of RAM even though PC has 32GB RAM; dual boot with Win10 which can see ALL RAM

I have a Dell Precision 5510 with 32GB RAM but, when running htop I see that Mem is about 1 / 1.29GB. Why only 1.29GB? ‘free – h’ confirms that 1.3GB are available: total used free shared buff/cache available Mem: 1.3G 944M 108M 58M 267M 121M Swap: 14G 1.5G 13G But running ‘dmidecode –type memory’…

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C++ deserializing a binary tree

I’m attempting to serialize and then deserialize a binary tree, but seem to have run into a roadblock during the deserialization part. I have the following code: // Encodes a tree to a single string. string serialize(TreeNode* root) { std::ostringstream oss; preorder_traversal(root, oss); return oss.str(); } void preorder_traversal(TreeNode *root, ostringstream &oss) { if(root == nullptr)…

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How to receive the return of a promise in Angular? [duplicate]

This question already has an answer here: How do I return the response from an asynchronous call? 36 answers getCardHash: function (cardData, success, error) { this._checkPublicKey(function () { if (this.isValidCardData(cardData, error)) { this._internalGetCardHash(cardData).then(function (cardHash) { success(cardHash); }, function (e) { error(e); }); } }.bind(this)); }, _internalGetCardHash: function (cardData) { return new Promise(function (resolve, reject) {…

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